Answers
Chickens and humans are vertebrates, so they share certain characteristics, such as the bones that form the upper limbs.
Although they have different shapes or sizes, the same bones that are in the human arm can be found in the wings of birds, in this case, of a chicken.
Humans and chickens both have humerus (light brown), radius and ulna (white and red), carpus (yellow), and metacarpus and phalanges (dark brown).
Related Questions
Which organism in the food web would
contain the highest concentration of chemical pollutants?
Answers
Answer:
Biomagnification
Explanation:
This is biomagnification, and it means that higher-level predators-fish, birds, and marine mammals-build up greater and more dangerous amounts of toxic materials than animals lower on the food chain.
According to biomagnification, tertiary consumer organisms in the food web would contain the highest concentration of chemical pollutants.
What is biomagnification?Biomagnification is also known as bioamplification, it is defined as the accumulation of a particular substance in the body of the organisms at different trophic levels of a food chain.
Thus, according to biomagnification, tertiary consumer organisms, contain the highest concentration of chemical pollutants.
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Should the Navy and other boating operations cease use of underwater sonar based on
inconclusive evidence?
Answers
explaination: animals
It is true that the navy and other boating operations should cease use of underwater sonar based on inconclusive evidence.
What is sonar testing?Sonar collects and analyzes source code for your projects, measuring quality and producing reports.
It combines static and dynamic analysis tools and allows for continuous quality measurement over time.
The platform incorporates over 600 code rules that check the code from various perspectives.
Active sonar, which is used on some ships to aid navigation, is harmful to the health and livelihood of some marine animals.
The SONAR system generates a lot of noise, which is dependent on the sound levels produced by SONAR.
Sound velocity variations over depth have an effect on the acoustic waves used in SONAR.
Acoustic energy is refracted as a result of this. Furthermore, the ocean acts as a lossy medium for acoustic waves.
Thus, one should stop use of underwater sonar based on inconclusive evidence.
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The frequency of recessive individuals in a population is 0.12. What is the frequency of the recessive allele in the population? Round to two decimal places.
Answers
Answer:
34.64%
Explanation:
Assuming the problem is at hardy-weinberg equilibrium
p^2 + 2pq + q^2 = 1 where p^2 is the homozygous dominant genotype, 2pq is the heterozygous genotype, and q^2 is the homozygous recessive genotype
q^2 = 0.12
q = 0.3464
You receive some skeletonized human remains in your lab. The individual has several broken bones. The fractures have sharp edges, angled ends and hinging. You conclude the person received these injuries:________
Answers
Answer:
These injuries occur from a big accident.
Explanation:
I conclude that the person received these injuries from a big accident because the individual has many broken bones and this will happen only when a person experience a big accident such as hit by the truck or car etc. It is also possible that the person was killed by someone and before killing he beat the individual very badly as a result its bones were broken.
Fractures are defined as the dislocation or breaking of bones due to an injury or an accident. The fractures can be partial, closed, stable, or open.
The correct answer is:
While they were alive
The fractures having sharp edges, angled ends, and hinging can be caused when the person was alive.
Perimortem fractures are those fractures that do not show any healing of fracture.
In the skeletonized remains of the human, the fractures have sharp edges, angled ends, and hinging.
The human remains do not show any healing, and therefore, were dead due to this injury or trauma.
The correct answer is while they were alive.
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B. Liverworts (Hepatophyta)
1. Observe the living green "leafy" gametophyte stage at Station A. These organisms have leaf-
like, stem-like, and root-like structures. Draw and label structures of the liverworts. Be sure
to include labels of the following items: gametophyte, n, sporophyte, 2n, rhizoides, leaf-like
structures, and thallus.
2. Use the dissecting scope and look at the sporophyte, gametophore, rhizoides, and thallus.
What do you notice? Write down some observations of each.
3. Compare the moss to the liverworts. How are they similar and how are they different?
Answers
Answer:
Explanation:
Title: Observation of Liverworts (Hepatophyta)
Objective: To observe the living green "leafy" gametophyte stage of liverworts and compare them with moss.
Hypothesis: Liverworts and moss may share some similarities in structure, but there may be significant differences between them.
Observations:
Liverworts Structures:
Gametophyte: The main plant body of the liverwort, which is haploid (n) and produces gametes.
Sporophyte: A structure that grows from the gametophyte and produces spores. It is diploid (2n).
Rhizoides: Root-like structures that anchor the gametophyte to the substrate and absorb water and nutrients.
Leaf-like structures: Flattened structures that resemble leaves but do not have true veins or stomata.
Thallus: The entire plant body of the gametophyte, which lacks true stems or roots.
Observations of different structures in liverworts:
Sporophyte: Small and inconspicuous, growing from the gametophyte.
Gametophore: The stem-like structure that supports the gametophyte and sporophyte.
Rhizoides: Thread-like structures that attach the gametophyte to the substrate and absorb water and nutrients.
Thallus: The plant body of the gametophyte that lacks true stems or roots.
Comparison between liverworts and moss:
Similarities:
Both are non-vascular plants.
Both have a haploid (n) gametophyte and a diploid (2n) sporophyte stage.
Both reproduce by spores and require water for fertilization.
Differences:
Liverworts have leaf-like structures and a thallus, while mosses have true leaves and stems.
Liverwort sporophytes are small and inconspicuous, while moss sporophytes are tall and conspicuous.
Liverworts have rhizoides, while mosses have true roots.
Complete the statement below. A successful way to avoid predation is to not be seen. The adaptation that helps prey not be seen is... A camouflage. B.. mimicry. C.. invisibility.
Answers
Prey animals are often smaller than their predators and have less physical strength, speed and defenses than the predators. Therefore, prey animals have to rely on various adaptive features to avoid being detected by predators. One successful way to avoid predation is to not be seen, and a prominent adaptation that helps prey not be seen is (A) camouflage.
Camouflage is a widespread defense mechanism among animals, wherein an organism blends with the surroundings to remain unseen by predators. There are various forms of camouflage that animals use to avoid being detected by predators. One of the most common forms of camouflage is coloration, wherein an animal has a color or pattern that resembles its environment.
The color of the fur, scales, or feathers of an animal that matches its background help it blend in with its surroundings and avoid being detected by predators. An example of this is the Arctic hare, whose white fur helps it blend in with the snow, making it difficult for predators like foxes to detect it.Another form of camouflage is shape and texture. Many animals have features that resemble the environment they inhabit.
For instance, some insects resemble leaves or twigs, while some fish have markings that make them blend in with their surroundings. An example of this is the stick insect, which looks like a twig, and the chameleon, which can change its color and pattern to blend in with its environment.
In conclusion, camouflage is a crucial adaptation that prey animals use to avoid detection by predators. Through coloration, shape, and texture, animals can blend in with their surroundings, making them invisible to predators and increasing their chances of survival. The correct answer is A.
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uses of biotechnology in washing powder making
Answers
Answer:
Here are some uses of biotechnology in the production of washing powders:
Enzymes: Enzymes are commonly used in washing powders to enhance the cleaning efficiency and remove various types of stains. Proteases, amylases, lipases, and cellulases are examples of enzymes used in washing powders. These enzymes break down protein-based, starch-based, lipid-based, and cellulose-based stains, respectively, into smaller fragments, making them easier to remove during the washing process.
Bio-surfactants: Surfactants are essential components of washing powders as they help to remove dirt and oil from fabrics. Biotechnology allows for the development of bio-surfactants, which are surfactants derived from biological sources, such as bacteria or yeast. These bio-surfactants are more environmentally friendly than traditional surfactants as they are biodegradable and have lower ecological impact.
Microbial Strains: Biotechnology can be used to isolate, characterize, and optimize microbial strains that produce enzymes or bio-surfactants. Microorganisms, such as bacteria and fungi, can be engineered or selected for their ability to produce specific compounds that enhance the cleaning performance of washing powders.
Genetic Modification: Genetic modification techniques can be employed to enhance the properties of microorganisms used in the production of enzymes or bio-surfactants. This allows for the creation of microorganisms with improved characteristics, such as increased enzyme activity or enhanced stability under varying conditions.
Fermentation Processes: Biotechnology facilitates the use of fermentation processes to produce enzymes and bio-surfactants at a large scale. Fermentation involves the controlled growth of microorganisms in bioreactors, where they produce enzymes or bio-surfactants through metabolic processes. This enables the efficient and cost-effective production of these ingredients for use in washing powders.
Explanation:
helpppppp
What are the risks of GMOs?
Why are GMOs largely unregulated in the U.S?
What are the differences between corporate-developed GMOs and those developed in non-profit settings?
Why does the U.S. lack regulations used in many other parts of the world for GMOs?
What are the benefits of labeling laws for GMOs?
Answers
Answer:
Let me explain below.*
Explanation:
GMOs, otherwise knows as Genetically Modified Organisms are modified by humans over many years, or by inserting genes into them.
Some well known risks are:
Scientists now insert genes from a different organism into another organism; this could raise the risk of unexpected allergic reactions.There could be a production of toxins that could potentially hurt humans or organisms that are consuming the GMO.GMOs can also mess with the nutritional value of some consumption GMOs.These are the three main risks. Of course there are more subtopics on these main risks, but I won't list them here.
They are unregulated mainly because some GMOs for consumption may hurt us (though most of it is safe because of the FDA).
Non-profits are usually (USUALLY) safer or should I say trustworthy than corporate developed GMO settings.
Unlike other countries, U.S. is the unique one. It wants to keep businesses going so that they can earn a profit. (Okay sorry, this one was really short and boring and probably untrue. Please fact check all of these if you have the time. I am not good at this :<)
Some benefits are for the consumers or buyers, they can consider if they want to face the risks of GMOs or not. For example, if Billy Bob Joe owned a company in Mars that had laws to always label GMOs and his company does not produce any products with GMOs, his company would probably make a good profit. Though there are harsh consequences for GMO producing companies. Like for example, if Joe Bob Billy owned a company that does produce GMO products, he would probably get less of a profit due to buyers worrying about the bad things in GMOs. There you have it!
*GMOs are a hard and debatable topic, so it is based mostly on opinions. This might be a little bit opinion-y, so maybe you are the best choice here. Sorry that sounded weird. Hope this helped!
the wall of the middle ear contains an opening that leads directly into the auditory tube.
Answers
The eustachian tube, also known as the auditory tube, which links the middle ear with the nasopharynx, has its entrance in the front (anterior) wall. The bone otic capsule of the inner ear includes the inner (medial) wall, often known as the labyrinth, which divides the middle ear from the inner ear.
It is the primary muscle that opens it upon contraction since it also derives some of its origin from the auditory canal. The middle ear cavity and the nasopharynx are connected by the eustachian tube (pharyngotympanic tube). The middle ear system is aerated, and the nasopharynx is cleared of middle ear mucus. Communication with the tympanic cavity is made possible by the delicate caroticotympanic canaliculi for nerves and arteries. The auditory tube's tympanic opening is located in the upper portion of the anterior wall. This is the tube that joins the middle or inner ear to the outer ear.
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which organelle would be very abundant in pallisade cell
Answers
List the following organelles as either being only found in prokaryotic cells, only found in eukaryotic cells, or being found in both seckanyetik und eukaryoticedcytoplasm golgi bodies DNAcentrosome lysosome chloroplastsmooth and rougherplasmid nucleus mitochondria vacuole cell membrane ribosomescapsuleProkaryotic CellsEukaryotic Cells
Answers
As we know eukaryotic cells possess a variety of organelles meanwhile prokaryotes practically lack any organelle, beyond de cell membrane a nucleoid, and ribosomes do not possess further organelles. So considering this we can proceed to answer the question.
Cytoplasm---->Prokaryotic, Eukaryotic
Golgi body---->Eukaryotic
DNA---->Prokaryotic, Eukaryotic
Centrosome----> Eukaryotic
Lysosome----> Eukaryotic
Chloroplast---->Eukaryotic
Smooth and rough ER---->Eukaryotic
Plasmid---->Prokaryotic
Nucleus ---->Eukaryotic
Mitochondria----> Eukaryotic
Vacuole---->Eukaryotic
Cell membrane---->Prokaryotic, Eukaryotic
Ribosomes---->Prokaryotic, Eukaryotic
Capsule---->Prokaryotic
ses/17549/discussion_topics/235908
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NCCT
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Log In to Canvas Cengage eTextbook
Receptionist and the Medical Office Environment Ethics:
Chapter 5 discusses the emerging role of the medical receptionist, which includes knowing and understanding a wide
variety of laws and regulations, answering an almost constantly-ringing telephone, reviewing insurance cards, determining
insurance types or managed care plans, entering demographic data into the computer, posting a variety of transactions,
scheduling appointments, and professionalism. In other words, working as a receptionist in a medical office should be a
professionally trained medical assistant who is flexible and prepared for a variety of duties.
Scenario:
You are the patient and enter a medical office. You notice a faint smell of urine and approach the reception desk where the
receptionist is talking on the telephone. She never looks up and you wait at the desk for a few minutes, but finally give up
and sit down. She keeps talking while chewing gum and you notice her blouse is low-cut.
Instructions: For your initial post, answer the following 2 questions:
a. Discuss three (3) possible ways you could respond to her without seeming rude or embarrassing her (in your own
words).
b. How should this behavior be addressed? Who should address this employee?
Cl
Answers
a. Discuss three (3) possible ways you could respond to her without seeming rude or embarrassing her (in your own words):
Approach the situation with empathy: Begin by acknowledging the receptionist's presence and politely express your need for assistance. You can say something like, "Excuse me, I'm sorry to interrupt. I have an appointment and was wondering if you could help me with the check-in process?"Express concern and ask for clarification: In a non-confrontational manner, mention the faint smell of urine and inquire if there is a maintenance issue or if they are aware of the situation. You can say, "I noticed a faint smell and wanted to make sure everything is alright. Is there perhaps a maintenance issue that needs attention?"Provide feedback in a constructive manner: Share your observations about the receptionist's behavior without accusing or being judgmental. Use "I" statements to express how their actions made you feel. For example, you could say, "I noticed you were on the phone and it took me a while to get assistance.b. How should this behavior be addressed? Who should address this employee?
The behavior of the receptionist should be addressed to ensure a professional and welcoming medical office environment. Ideally, the responsibility lies with the supervisor or manager of the medical office.
The supervisor or manager should approach the situation with professionalism and sensitivity, providing clear feedback on the observed behavior and its impact on patients.
The discussion should also provide an opportunity for the receptionist to share any challenges they may be facing or reasons for their behavior, allowing for open communication and the possibility of addressing any underlying issues.
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Describe way in which plants are adapted to swed dispersal by animals give an example
Answers
Some seeds feature barbs or hooks that cling to an animal's skin, fur, or feathers. Birds can carry away the sticky seeds of plants like pittosporum.
How do plants adapt to animal seed dispersal?Seeds from plants that rely on animals for distribution are made to fit either within or outside of the animal. Burr- or hook-shaped seeds can cling to an animal's fur. Plants give seeds that are carried internally an enticing fruit pulp reward in exchange for the journey.
What kind of animal dispersal are examples?Mangoes, guavas, breadfruit, carob, and several fig species are some examples. Aardvarks and the desert melon (Cucumis humifructus) share a symbiotic connection in South Africa, where the mammals consume the fruit for food.
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Describe the mechanism of glycolysis in detail
Answers
The process of Glycolysis is a catabolic process in which two molecules glucose goes through a ten- step pathway and yield two molecules of pyruvate . It is a major part of carbohydrate metabolism .
Mechanism Of Glycolysis
The glycolysis is also known as EMP pathway and it is involved in both aerobic and anaerobic conditions .There are two phases in the mechanism of glycolysis in which 5 reactions takes place in each phase and the process of glycolysis takes place in cytosol
Preparatory phase refers to the generation of two molecules of glyceraldehyde 3-phosphate from one molecule of glucose which further goes into the payoff phase . In this phase two molecules of ATP are used and two regulatory enzymes were involved in this reaction .
Payoff phase refers to the further break down of two molecules of glyceraldehyde3-phosphate to two molecules of pyruvate . In this phase four molecules of ATP and two molecules of NADH are generated . In this phase only one regulatory enzyme is involved which is the breakdown of PEP to pyruvate .
Both the phases of glycolysis takes place in the cytoplasm and there are three enzymes that involved in regulating the glycolytic pathway .This process is also known as the catabolic process .
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1. Which of the following is NOT an essential characteristic required of an organism to be classified in the phylum Chordata?
a. Dorsal, hollow nerve cord
b. Notochord
c. Pharyngeal pouches
d. Vertebrae
2. An animal’s kidneys pump ions across cell membranes, allowing water to move by osmosis. This helps the animal to…
a. Remove extra ions
b. Conserve water
c. Reduce ion concentration
d. Reduce water concentration
3. Which TWO of the following are evidence that meiosis has just occurred in a life cycle of an organism?
a. A diploid (2N) zygote
b. A diploid (2N) adult organism
c. A haploid (1N) egg
d. A haploid (1N) sperm
4. Which of the following animals reproduces by external fertilization, where the female releases her eggs outside of her body before the male covers them with his sperm?
a. Salmon
b. Deer
c. Duck
d. Goose
5. Which of the following is an example of insight learning?
a. a chimpanzee figuring out how to use a new tool to obtain a hidden food source
b. a dog drooling when it hears a can of food being opened
c. a squirrel ignoring passing cars as it eats nuts a few feet from the road
d. a baby sea turtle going into the ocean right after it hatches
6. According to the image below, which of the following animals does not have true bones?
a. salamander
b. coelacanths
c. sharks
d. birds
7. Which two phyla of animals are probably closely related because they are both classified as deuterostomes due to having the same pattern of embryonic development?
a. Arthropods and cnidarians
b. Sponges and nematodes
c. Annelids and mollusks
d. Chordates and echinoderms
8. Which of the following are both characteristics of plants but NOT animals?
a. chloroplast and lysosomes
b. cell wall and chloroplasts
c. cell membrane and mitochondria
d. cell wall and cell membrane
9. An animal with sharp canine teeth is adapted for what type of food source?
a. meat
b. green, leafy plants
c. seeds
d. insects
10. When you investigate an animal, you find an unfamiliar organ, and you notice that it’s connected to the outside of the body. It has a lot of very thin membranes that surround small open spaces. These membranes have a lot of surface area, stay slightly moist, and have many small blood vessels just under the surface. What is this organ probably used for?
a. Obtaining food
b. Producing offspring
c. Bringing in oxygen
d. Protection and immunity
Answers
Answer:
1c. Pharyngeal pouches
2d. Reduce water concentration
3b. A diploid (2N) adult organism
4c. Duck
5a. a chimpanzee figuring out how to use a new tool to obtain a hidden food source
6a. salamander
7c. Annelids and mollusks
8b. cell wall and chloroplasts
9c. seeds
10d. Protection and immunity
If there are more secondary consumers than primary consumers present in an ecosystem , what can be assumed about that ecosystem ?
A. There is an imbalance in the ecosystem.
B. Everything is normal within the ecosystem.
C. The pyramids of numbers , energy , and biomass are in balance .
Answers
If there are more secondary consumers than primary consumers present in an ecosystem, there is an imbalance in the ecosystem.
WHAT IS FOOD CHAIN?Food chain is a linear relationship between series of organisms in an ecosystem that shows how they feed on one another.
In a typical food chain, the order of feeding relationship is as follows:
producer - primary consumer - secondary consumer - tertiary consumer
Producers should be more in number than primary consumers and so on. Therefore, if there are more secondary consumers than primary consumers present in an ecosystem, there is an imbalance in the ecosystem.
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water can evaporate through stomata?
Answers
Answer:Yes
Explanation:water evaporates through stomata when there is excess water in the leaf
(HELP ASAP)
Some gold mines are more than 10 miles deep.
True or False?
Answers
Answer:
true true true true true true true
Monarch caterpillars rely on milkweed for food and shelter. Over a period of 10 years, the populations of these two species experienced the following changes in an ecosystem: Milkweed population: 75% decrease Monarch butterfly population: 85% decrease At the same time, the use of herbicides, which are chemicals used to decrease weed growth, increased by 175%. Which hypothesis about the relationship between the abiotic and biotic components of this environment is supported by this information? OA. The increase in herbicide usage caused a decrease in the milkweed population, which resulted in a decreased monarch butterfly population. B. The decreased milkweed population resulted in decreased herbicide usage, causing an increase in the monarch butterfly population. OC. The increase in herbicide usage caused a decrease in the monarch butterfly population, which resulted in a decreased milkweed population. D. The decreased milkweed population resulted in increased herbicide usage, causing a decline in the monarch butterfly population.
Answers
The hypothesis supported by the given information is (A) The increase in herbicide usage caused a decrease in the milkweed population, which resulted in a decreased monarch butterfly population.
The evidence provided states that over a period of 10 years, the milkweed population decreased by 75% and the monarch butterfly population decreased by 85%. At the same time, the usage of herbicides increased by 175%.
This information suggests a cause-and-effect relationship between the increase in herbicide usage and the decline in both the milkweed and monarch butterfly populations. Herbicides are chemicals used to decrease weed growth, and milkweed is considered a weed in agricultural settings. The increased herbicide usage likely led to a decrease in the milkweed population since it was specifically targeted for control.
As monarch caterpillars rely on milkweed as their primary food source and shelter, a decrease in the milkweed population would directly impact the monarch butterfly population. With fewer milkweed plants available, the monarch butterflies would have less food and suitable habitat, resulting in their population decline.
Therefore, the supported hypothesis is that the increase in herbicide usage caused a decrease in the milkweed population, which subsequently led to a decreased monarch butterfly population (option A).
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arrange the steps of transcription of dna to synthesize mrna. rank the steps of transcription of dna to synthesize mrna. to rank items as equivalent, overlap them. view available hint(s)for part a resethelp dna double helix unwinds to expose the nucleotide bases.mrna strand and rna polymerase are released.rna polymerase adds bases that are complementary to the dna template.rna polymerase identifies the start sequence.rna polymerase identifies the termination sequence.
Answers
The identification of DNA as genetic material is one of the most significant achievements in molecular biology synthesize.
1. DNA is bound by RNA polymerase: DNA is transcribed by an enzyme that is known as
2. DNA elongation occurs as a result of the unwinding of some transcription factor proteins.
DNA is terminated in three ways: RNA polymerase proceeds along the DNA until it reaches a Similar to DNA polymerase, RNA polymerase grows the RNA chain in a 5' to 3' orientation by adding new nucleotides to the 3' end of the strand. When RNA polymerase binds to the promoter sequence, a part of the DNA double helix is unwound, revealing the bases on the two DNA strands. Elongation . one strand of DNA (the template strand) synthesize
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Three hypotheses—ecocide, rat outbreak, and climate change—are candidates as explanations of why the society of Easter Island collapsed. Explain each hypothesis, present at least one piece of evidence for each one, and state a lesson that each hypothesis contains for the world today. For each hypothesis, write one paragraph of at least four lines
Answers
In the ecocide hypothesis, humans used the resources irresponsibly and caused deforestation.
How is the hypothesis depictedHumans used the logs from the trees to transport the big statues and people also used the trees to build a shelter. In the ecocide hypothesis, the resources were used irresponsibly.
In the rat outbreak, rats were introduced to the environment and fed on the trees. In this case, the trees had bite marks on the bottom of the tree and this wasn’t an intentional introduction.
For climate change, as the climate changed, lakes were separated from the main body of water.
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16. A heterozygous organism is also known asA. dominant.B. purebred (true-breeding).C. hybrid
Answers
As w know in mendelian genetics, a heterozygous organism has two allele versions, meanwhile, a homozygous organism has both copies equal, so homozygotes are also called purebred and heterozygotes hybrids, so the correct answer is option C.
1. Imagine that you are a horticulturist working in a commercial greenhouse. Based on what you learned from this lab, how would you manipulate these factors in order to maximize photosynthesis? Water availability Light intensity Carbon dioxide concentration Plant population density
Answers
Answer:
Explanation:
Greenhouse is experiment is an experiment under a controlled environment where the environment can be varied according to the desire of the scientist.
For photosynthesis efficiency, Water availability Light intensity Carbon dioxide concentration Plant population density can be manipulated.
Optimum water supply needed for photosynthesis will be added, plant will be expose to adequate Carbondioxide that will be enough to bring about efficiency, the light intensity will be controlled to fits the requirement and reduced when necessary and plant population will be reduced to the number of plant the available resources can carry to bring about efficiency.
.........hormone produced in the brain's pineal gland, is secreted at about 9:30 p.m. in younger adolescents and approximately an hour later in older adolescents.
Answers
Melatonin hormone produced in the brain's pineal gland, is secreted at about 9:30 p.m. in younger adolescents and approximately an hour later in older adolescents.
How significant is the pineal gland?
The pineal gland, which controls the body's circadian rhythms, is essential to the body's internal schedule. Circadian rhythms are the body's natural daily cycles, which include signals that cause people to feel sleepy, awake, and aware at roughly the same times each day.
Your brain releases the hormone melatonin in reaction to darkness. It aids in sleep as well as the timing of your circadian rhythms (24-hour internal schedule). Light exposure at night can prevent the creation of melatonin. Less frequent melatonin side effects may include momentary depressive feelings, tremors, anxiety, cramps in the abdomen, irritability, decreased alertness, bewilderment, or disorientation.
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Choose the plant that grows from a root?
1. Onions
2. Grass
3. Beans
4. Cattails
Answers
Answer:
grass
Explanation:
Is your prediction supported by the membrane potential chart? Explain your answer.
Answers
Answer:
Yes, it is. The chart shows that the initial charge of the neuron is negative. When the neuron is stimulated, sodium ions enter the cell. So, the voltage inside the cell changes to positive. When potassium ions move outward, the voltage decreases until it reaches its previous state.
Explanation:
Plato answer
skin cells are examples of what type of stem cells
Answers
Answer:
tomer
Explanation:
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Part D
Question
Next, you’ll build a simulation based on what you think will happen because of natural selection.
Here are two considerations:
Some individuals with harmful characteristics can still successfully reproduce, but they have an overall lower chance of doing so compared to organisms with neutral or beneficial traits.
Natural selection may affect distribution of traits. It’s possible that harmful traits could eventually disappear from the gene pool.
Don’t worry about precise population numbers. Based on your understanding of natural selection, you’ll be modeling only one scientifically plausible trend that can occur. There are several correct variations of this diagram. You’ll explain the justification for your choices in part E.
Assume that these plants have a life expectancy of about one year, but the rate of reproduction keeps their population consistently around 2,500 organisms. Using the same elements you used in part C, draw simulations for year 5 and year 10. Clearly label each simulation.
Answers
According to natural selection process, the trend that will occur is that the number of organisms with harmful characteristics will decrease while organisms with neutral or beneficial traits will increase in the plant population
What is natural selection?Natural selection is the process by which organisms with favorable features and characteristics that enable them to adapt to their environment survive while those with unfavorable traits die off.
In a changing environment, it will be observed that the organisms with the most favorable traits will be the most dominant in the environment.
Therefore, for the Year 5 and Year 10, the most likely trend that will occur is that the organisms with harmful characteristics will be decreasing in the plant population while organisms with neutral or beneficial traits will likely be increasing in number.
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Y=2-x
Y=3x-1
Please help me with this qi
Answers
From the analysis of the 2 equations: X = 3/4 and Y = 5/4
Solving simultaneous equationsThe equations can be solved using subtracting one of the two equations from the other.
Let's label the two equations:
Y=3x-1 .................... equation 1
Y=2-X..................... equation 2
Equation 2 can be rearranged such that:
Y = -X+2
Subtracting equation 2 from 1:
Y=3x-1
Y = -X+2
0 = 4X -3
4X = 3
X = 3/4
Substitute X = 3/4 into any of equations 1 or 2 to determine Y.
Y = 3(3/4) - 1
= 9/4 - 1
= 5/4
Hence X = 3/4 and Y = 5/4
More on simultaneous equations can be found here: https://brainly.com/question/16763389
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Describe how environment and biological factors interact in development
Answers
The development of an individual is shaped by both environmental and biological factors, and the interaction between these two factors is complex and multifaceted.
Environmental factors can include things like nutrition, exposure to toxins or pollutants, stress, social experiences, and cultural practices. These factors can have a direct impact on the development of the body and brain, as well as on behavior and cognitive processes. For example, studies have shown that children who grow up in poverty or experience high levels of stress may be at greater risk for developmental delays or behavioral problems.
Biological factors, on the other hand, include things like genetics, hormones, and brain structure. These factors can also have a significant impact on development, and they can interact with environmental factors in complex ways. For example, genetic factors may influence a child's susceptibility to environmental toxins or pollutants, or they may impact how the child responds to stress.
The interaction between environmental and biological factors can occur at many different levels of development, from the prenatal period through adolescence and adulthood. For example, during the prenatal period, environmental factors such as maternal nutrition, stress, and exposure to toxins can impact fetal development and increase the risk of certain health outcomes later in life.
Similarly, during childhood and adolescence, environmental factors such as social experiences and exposure to trauma can impact brain development and lead to changes in behavior and cognitive processes. At the same time, biological factors such as genetics and hormones can interact with these environmental factors to influence how the brain responds to different experiences.
Overall, the interaction between environmental and biological factors is complex and multifaceted, and it can have a significant impact on the development of an individual. Understanding these interactions is essential for promoting healthy development and addressing the challenges that can arise when these factors interact in negative ways.