Answer:
The correct answer is (A.) A convergent boundary is formed.
Explanation:
Edge 2021
A convergent boundary is formed which is modeled in the diagram. So, the correct option is A.
What is Convergent boundary?An location on Earth wherein two or more continental crust plates clash is known as a convergent boundary. Subduction is the inevitable sliding of one plate beneath the other. The Wadati-Benioff zone is a plane with a high frequency of earthquakes, can be used to designate the subduction zone.
When two plates are advancing towards one another and colliding, it is called a convergent boundary, also known as a destructive boundary. At these borders, there is enough pressure and friction for the Earth's mantle material to melt, which results in nearby earthquakes and volcanoes.
Therefore, the correct option is A.
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drugs that stimulate alpha receptors, causing constriction of peripheral vessels, are group of answer choices autonomic blocking agents. sympathetic blocking agents. parasympathomimetic. sympathomimetic. parasympathetic blocking agents.
The Parasympathomimetic branch of the autonomic nervous system is activated by the family of pharmacological drugs known as parasympathomimetics. Agonists are two types of medicines.
The main neurotransmitter of the parasympathetic nervous system, acetylcholine (ACh), is mimicked or modified by parasympathomimetic medications to have their desired effects. Depending on whether they are direct or indirect agonists of acetylcholine ACh, parasympathomimetic drugs fall into one of two basic types. While indirect agonists raise synaptic levels of Acetylcholine ACh by decreasing the enzyme acetylcholinesterase, direct agonists directly bind and activate muscarinic ACh receptors.
Providers of healthcare should keep an eye on patients receiving parasympathomimetic drugs to make sure the treatment has the desired therapeutic impact. Parasympathetic Patients must be continuously monitored by the provider for any potential side effects. Due to the overstimulation of acetylcholine receptors, an overdose may cause a potentially fatal cholinergic crisis. There are several different formulations of parasympathomimetic drugs available to treat acetylcholine. To cure glaucoma and induce miosis during surgical operations, for instance, topical formulations of carbachol and pilocarpine are available for ocular use. Neostigmine is administered parenterally to treat paralytic ileus and act as a bladder agonist.
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Which of the following describes a parasite? (I know it’s between B or D but I’m not sure which one, also, please don’t put links!!)
A) A fish that is killed and eaten.
B) A worm that lives inside a bear.
C) A bear that kills and eats fish.
D) A bear that has worms in its gut.
Answer:
B) A worm that lives inside a bear.
Explanation:
A parasite is a living organism that lives inside or outside of another organism called a HOST in order to obtain nourishment from such organism. A parasite that lives inside its host is called ENDOPARASITE while a parasite that lives outside its host is called ECTOPARASITE.
In this question, a worm that lives inside a bear is a PARASITE because it is living inside the bear, which is the host in order to obtain nourishments. Note that, the answer is not option D because the bear is a HOST not a parasite.
where would an ecologist find the most phytoplankton in a lake
An ecologist would most likely find the highest concentration of phytoplankton in the epilimnion, which is the upper layer of a lake where the temperature is warmest and light is most abundant. This is because phytoplankton require sunlight for photosynthesis and warmth for optimal growth. Additionally, the epilimnion tends to be the most oxygen-rich layer of the lake, which is important for the survival of many species, including phytoplankton.
It's important to note that the amount and distribution of phytoplankton can vary depending on factors such as nutrient availability, temperature, and water flow. In eutrophic lakes, for example, there may be an overabundance of nutrients that leads to algal blooms and a high concentration of phytoplankton throughout the water column. Conversely, in oligotrophic lakes with low nutrient levels, phytoplankton may be less abundant overall.
In summary, an ecologist would typically find the most phytoplankton in the warm, well-lit, and oxygen-rich epilimnion layer of a lake, but the specific distribution and abundance of these organisms can vary depending on a range of environmental factors.
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What are 3 solutions that would work better than the stamp act
The solutions that would work better than the stamp act are:
The Declaratory ActsThe Sugar Act The tea Act What was the solution to the Stamp Act?Benjamin Franklin petitioned the British House of Commons, and the Stamp Act was repealed by a vote of Parliament. However, the Declaratory Acts were approved by Parliament the same day, stating that the British government possessed unrestricted and complete legislative authority over the colonies.
The Stamp Act imposed a tax on products inside the colonies, whereas the Sugar Act solely applied to imports. Internal taxes had hitherto solely been the responsibility of colonial assemblies.
Therefore, one can say that the Tea Act was enacted by the British Parliament in 1773 in an effort to salvage the struggling business. The act gave the firm permission to commission agents who would have the exclusive right to sell tea in the colonies and to send its tea directly to the colonies without first landing it in England.
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economic importance of lizard in agriculture
Answer:
Reptiles play an important role in the balance of an Ecosystem. In most ecosystems, reptiles are the vital part of food chains and they play a huge role both as the prey species and the predators in ecosystems. They also play the role of a pollinator. Many serious agricultural pests were eliminated by the reptiles
blood pressure plays a major role in returning venous blood to the heart.true or false
The statement "Blood pressure plays a major role in returning venous blood to the heart" is false because venous blood flow is primarily driven by mechanisms other than blood pressure.
Unlike arterial blood flow, which is propelled by the pumping action of the heart, venous blood flow relies on a combination of factors such as skeletal muscle contractions, one-way valves within veins, and respiratory movements.
The contraction of skeletal muscles, particularly in the legs, acts as a pump, squeezing the veins and propelling blood towards the heart. The presence of one-way valves within veins prevents backward flow, ensuring blood moves in the desired direction. Additionally, the pressure changes that occur during breathing, specifically inhalation, create a pressure gradient that assists in venous return, the statement is false.
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30 POINTS
This graph is displaying the exact same data you used to create your graph, but the graph looks much different.
If the data is the same, why does the graph look different? What might an indiscriminate viewer conclude about the temperature from looking at this graph?
The graph looks different because the plotted data are in a single line.
The conclusion that could be made by an indiscriminate viewer is that the temperature remained stable from the year 1880 to year 2018.
What is temperature?Temperature is defined as the degree of hotness or coldness of a body surface which can be measured in °C or °F.
The temperature of a body surface changes with time depending on the effects of the immediate external environments.
From the plotted graph above, the same data is being collected over a long period of time.
The graph appears different because the temperature of the surface remained stable from the year 1880 to year 2018.
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You have a compost pile that has an ammonia odor. What is the
probable cause?
Answer:
The compost pile has an ammonia odor because of the excess Nitrogen present in it.
Explanation:
This problem mostly arises when the compost comprises of high amount of nitrogen-enriched products.
(10 points)What did meteorites bring to primitive Earth?
a
bacteria
b
viruses
c
primitive cells
d
inorganic materials
Answer: The correct option is A.
Bacteria
Explanation:
This is because group of scientist found or discovered that bacteria were found on the fossils of meteorited which originate from Mars and became primitive the Earth. It was discovered that the bacteria were originated from Mars and not native of the Earth.
Meteriotes are small solid debris that actually originated from asteroids, from outer space and find it way to the atmosphere.
cellular respiration
summary
Answer:
Cellular Respiration is a process in which the cell turns glucose into ATP ( adenosine triphosaphate ) which is the cells energy. ATP is when 3 phosphate groups break apart creating glucose and energy. There are two types of respiration ; Aerobic Respiration and Anaerobic Respiration. Aerobic Respiration requires oxygen and Anerobic doesn’t. Anaerobic Respiration creates a small amount of the cell’s energy and Aerobic Respiration creates most of the energy used to function.
The first step of Cellular Respiration, regardless of whether it is aerobic on anaerobic, is when the glucose breaks down into a smaller molecule called pyruvate. Pyruvate consists 3 carbon atoms, 3 hydogen atoms, and 3 oxygen atoms. Glucose consists of 6 carbon atoms, 12 hydrogen atoms, 6 oxygen atoms. 1 glucose can make 2 pyruvate.
If oxygen is not present after pyruvate is created, the molecule undergoes the first step of anaerobic respiration, which is fermentation. Fermentation is when pyruvate goes though a specific process and creates a small amount of ATP and a byproduct. The byproduct for animals is Lactic acid. The byproduct for bacteria and yeast is ethanol. This is Anaerobic Respiration.
If oxygen is present after pyruvate is created, it enters Aerobic Respirations. Pyruvate is transported to the matrix of the mitochondria, where it starts the Krebs Cycle also known as the ‘Citric Acid Cycle’. The Krebs Cycle was founded by Hans Krebs, a biologist, physician, and biochemist in 1937. The Krebs cycle turns pyruvate into high energy electrons. These electron are then diffused throughout the mitochondria. Diffusion is when some goes from a higher concentration to a lower concentration. The process of diffusion of these electrons is called Chemiosmosis. Then those electrons are transported, by electron carriers to the ETC is the electron transport chain. The ETC transports these electron to the last step of Aerobic Respiration which is ATP Synthase. ATP synthase is basically like a gate. The electrons travel through the gate, and they start to turn like a waterwheel. By rotating they create ATP, which is the whole reason Cellular Respiration takes place. Then the leftover oxygen and electrons are attracted to each other and they combine. They go though a cochair made of proteins. This chaos exists to transports these molecules. The proteins suck the energy from the molecules and then release hydrogen and carbon. Now the oxygen and hydrogen and carbon create water. The whole process of diffusion, chemiosmosis, ETC, ATP Synthase and the creation of water is called Oxidative Phosphorylation.
This is Cellular Respiration.
Explanation:
The division of the nucleus includes
Answer:protein synthesis and cell division.
Explanation:
Answer:
prophase, prometaphase, metaphase, anaphase, and telophase.
Explanation:
During cell division, mitosis refers specifically to the separation of the duplicated genetic material carried in the nucleus. Mitosis is conventionally divided into five stages known as prophase, prometaphase, metaphase, anaphase, and telophase.
which set of characteristics of two different islands might show the same species diversity at equilibrium?
Two different islands can show the same species diversity at equilibrium if they possess similar characteristics such as climate, habitat heterogeneity, and size.
For instance, two islands with similar climates, such as both being tropical, would have similar ecological conditions for species to thrive. Similarly, if two islands possess a high degree of habitat heterogeneity, they may support a variety of niche for different species to occupy, leading to comparable species diversity. Lastly, islands that are similar in size may support a similar number of species due to the availability of resources and space for ecological niches. Therefore, it is essential to consider the similarities in the characteristics of different islands when evaluating their species diversity at equilibrium.
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The complete question is:
According to MacArthur and Wilson's island equilibrium model, which set of characteristics of two different islands might show the same species diversity at equilibrium?
There are three main regions in leaves: the epidermis, mesophyll and veins. Explain the roles each of these play in the proper functioning of a leaf by completing the following
- guard cells - bundle sheath - spongy mesophyll - mesophyll - stomata - phloem
- palisade mesophyll - cutin
- xylem
- tightly
- loosely
- epidermis
- air spaces
The ____ is a single-celled, mostly non-photosynthetic, protective layer that constitutes the upper and lower surface of leaf blades. The upper layer is generally covered by a thick, waxy coating of ___ to help minimize water loss. Alternatively, the lower layer contains a number of pores, called ___ for gas exchange. The ___ around these pores are the only cells that contain chlorophyll and can conduct photosynthesis
Leaves are structures that make it possible for plants to photosynthesize. There are three primary regions in leaves: the epidermis, mesophyll, and veins. Each of these regions serves a critical function in the effective functioning of the leaf.
Guard cells- The guard cells are present in the stomata of the leaves. They control the size of the stomata, which helps in controlling the transpiration rate. They also protect the stomata from water loss. Bundle sheath- The bundle sheath is a layer of cells present in the plant's mesophyll. It surrounds the vein and is responsible for transporting food and other essential minerals. Spongy mesophyll- It is responsible for photosynthesis and gas exchange in the leaves. The loosely packed cells provide a large surface area for carbon dioxide and oxygen exchange. Mesophyll- The mesophyll is the internal layer of the leaf. It contains the palisade and spongy mesophyll and is responsible for photosynthesis. Stomata- Stomata is responsible for gas exchange.
It allows the leaves to absorb carbon dioxide and release oxygen. Phloem- Phloem is responsible for carrying sugars from the leaves to other parts of the plant, such as the roots. Palisade mesophyll- The palisade mesophyll is responsible for photosynthesis. It's densely packed with chloroplasts that absorb sunlight to create food for the plant. Cutin- Cutin is responsible for protecting the leaf from water loss. Xylem- Xylem is responsible for carrying water from the roots to other parts of the plant. Epidermis- The epidermis is a protective layer that covers the leaf surface. Air spaces- The air spaces present in the leaf help in the exchange of gases between the mesophyll cells and the environment.
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what a meteor is called before it enters Earth’s atmosphere
Answer:
A meteor, before entering earth's atmosphere is known as a meteoroid
This is Science:Please help me in number 1
Answer:
Organism
Organ System
Organs
Tissues
Cells
Explanation:
Hope this helps!
Organisms are motivated to achieve and maintain an ideal or optimal level of stimulation that maximizes their performance according to ________ theory
Organisms are motivated to achieve and maintain an ideal or optimal level of stimulation that maximizes their performance according to arousal theory.
How are organisms motivated ?
Animals are highly clever, can read body language, and have personalities. They are driven by physiological requirements including thirst, hunger, sex, company, air, and rest.
Hunger, thirst, the search for pleasure, and the avoidance of suffering are examples of biological reasons. The ambitious idea of Clark Hull was an early attempt to define how these drives influence animal behavior. Hull adapted the idea of biological regulation or homeostasis.
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This organelle uses light energy to make sugar from carbon dioxide and water are
Answer: Chloroplast
Explanation:
Plants and some algae have chloroplasts responsible for photosynthesis. Plants undergo photosynthesis to transform light energy into chemical energy. This energy is stored in the form of sugar to support their growth and provide energy. Chloroplasts have a double membrane, with the thylakoid membrane located within the inner membrane.
Photosynthesis occurs within the thylakoid membrane, which is folded into sacs called thylakoids. Chlorophyll, a green pigment, is present in the thylakoids and it absorbs light energy to split water molecules into hydrogen and oxygen. The oxygen is released into the atmosphere while the hydrogen is used to create ATP, a molecule that stores energy. ATP and hydrogen are then utilized to make sugar, the final product of photosynthesis.
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● Hypothesis: Revise 1
To help your investigation, here is some more data about the farm.
How should I include my data?? Will give points and I picked natural selection
To write an inclusive hypothesis from investigation, it should be structured with Mechanism of Evolution, Hypothesis and Data.
How to hypothesize?Mechanism of Evolution
The mechanism of evolution that I think caused the increase in FQ resistance is natural selection. Natural selection is the process by which organisms that are better adapted to their environment are more likely to survive and reproduce. In this case, the bacteria that are resistant to FQ are more likely to survive and reproduce because they are not killed by the drug. This means that the population of bacteria will become more resistant to FQ over time.
Hypothesis
My hypothesis is that the increase in FQ resistance in the bacteria on the farm is due to natural selection. I believe that this is because the bacteria that are resistant to FQ are more likely to survive and reproduce, which means that the population of bacteria will become more resistant to FQ over time.
Data
The new data supports my hypothesis because it shows that the number of bacteria that are resistant to FQ has increased. The data also shows that the bacteria that are resistant to FQ are more likely to be found in the environment where the FQ is being used. This suggests that the bacteria are evolving to become resistant to the FQ.
How to Include the Data
You can include the data in your hypothesis by stating that the increase in FQ resistance is due to the fact that the bacteria that are resistant to FQ are more likely to survive and reproduce. You can also include the data by showing a graph of the number of bacteria that are resistant to FQ over time.
This is an example of how to include the data in the hypothesis:
I hypothesize that the increase in FQ resistance in the bacteria on the farm is due to natural selection. This is because the bacteria that are resistant to FQ are more likely to survive and reproduce, which means that the population of bacteria will become more resistant to FQ over time. The data supports this hypothesis because it shows that the number of bacteria that are resistant to FQ has increased. The data also shows that the bacteria that are resistant to FQ are more likely to be found in the environment where the FQ is being used. This suggests that the bacteria are evolving to become resistant to the FQ.
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2. In what type of cell would meiosis occur?
OA. Brain cell
OB. Blood cell
OC. Lung cell
OD. Sex cell
Meiosis occurs in sex cells, also known as germ cells or gametes. Therefore, the correct option is D. Sex cell.
Meiosis is a specialized cell division process that produces gametes, such as sperm and eggs, in sexually reproducing organisms. It involves two rounds of cell division, resulting in the production of four haploid cells with half the number of chromosomes as the parent cell.
This reduction in chromosome number is essential for sexual reproduction, as it ensures that when the gametes fuse during fertilization, the resulting zygote will have the correct number of chromosomes for the species. Meiosis does not occur in brain cells, blood cells, or lung cells.
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staphylococcus aureus is a pathogenic bacterium that can infect a wide range of host species, including humans. s. aureus has a particular protein that binds with hemoglobin from the host organism. hemoglobin is the iron-containing protein used to transport oxygen in the blood. since iron is important for growth, s. aureus have evolved the ability to absorb the iron from the host's hemoglobin. different s. aureus strains preferentially infect different hosts and have different amino acid sequences at their hemoglobin-binding domains (table 1; letters indicate different amino acids). in an experiment, different s. aureus strains were mixed with hemoglobin from macaque monkeys and their binding ability was measured (figure 1). the differences in amino acid sequences contributed to the differential binding abilities observed.
The different amino acid sequences in the hemoglobin-binding domains of different strains of Staphylococcus aureus contribute to their differential binding abilities to hemoglobin from macaque monkeys.
Staphylococcus aureus is a pathogenic bacterium that can infect various host species, including humans. It has evolved a specific protein that binds to hemoglobin, which is an iron-containing protein responsible for transporting oxygen in the blood. The ability of S. aureus to absorb iron from the host's hemoglobin is crucial for its growth and survival.
However, different strains of S. aureus may preferentially infect different hosts, indicating a host-specific adaptation. This host specificity is attributed, at least in part, to the amino acid sequences present in the hemoglobin-binding domains of the bacterial strains. These amino acid sequences determine the binding affinity and specificity of the protein for hemoglobin from different host species.
In an experiment, different S. aureus strains were mixed with hemoglobin from macaque monkeys, and their binding abilities were measured. The results showed differential binding abilities among the strains, indicating that the amino acid sequences in the hemoglobin-binding domains play a significant role in determining the binding affinity and specificity of S. aureus to hemoglobin from macaque monkeys.
The variations in the amino acid sequences of the hemoglobin-binding domains of different strains of Staphylococcus aureus contribute to their differential binding abilities to hemoglobin from macaque monkeys. This adaptation allows S. aureus to target specific hosts and efficiently acquire iron for its growth and survival. Understanding the molecular mechanisms behind host-specific adaptations in bacterial pathogens can provide insights into their virulence and aid in the development of targeted therapeutic interventions.
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Describe the innate escape reaction of the kangaroo rat to an attacking rattlesnake.
Kangaroo rat's innate escape reaction includes lightning-fast jumps, evasive maneuvers, and midair kicks to avoid rattlesnake attacks.
The kangaroo rat possesses an innate escape reaction that enables it to effectively avoid rattlesnake attacks.
Upon detecting an approaching rattlesnake, the rat exhibits lightning-fast jumps and agile evasive maneuvers.
These jumps can reach heights of up to nine feet and cover considerable horizontal distance.
Additionally, the kangaroo rat uses midair kicks to ward off the rattlesnake's strikes, ensuring its own safety.
This impressive escape reaction is made possible by the rat's highly developed muscles and nerves, which allow it to react within milliseconds.
Overall, the kangaroo rat's innate escape reaction showcases its incredible ability to adapt and survive in an environment where it is frequently targeted by predators such as rattlesnakes.
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A bog is a wetland that...
A) is entirely covered with thick floating mats of vegetation
B) has shallow water and tall grass like plants
C) has shallow water and Woody shrubs and trees
D) has mostly salt water
(please no guesing)
Answer: (A
Explanation:
Answer:
A) is entirely covered with thick floating mats of vegetation
Explanation:
The bog vegetation, mostly sphagnum moss anchored by sedges (such as Carex lasiocarpa), forms a floating mat approximately half a meter thick on the surface of the water or on top of very wet peat.
The involuntary muscle action of the alimentary canal is called:
The involuntary muscle action of the alimentary canal is called peristalsis.
The compulsory muscle activity of the wholesome waterway is called peristalsis. Peristalsis is an organized series of solid withdrawals and relaxations that drives food through the stomach related framework. The cycle starts in the throat, where peristalsis assists with moving food from the mouth to the stomach.
Once in the stomach, peristalsis keeps on separating the food into more modest particles and blend it in with stomach related juices. From the stomach, peristalsis moves the food through the small digestive tract, where the vast majority of the supplements are ingested, and into the internal organ, where water is assimilated and squander is ready for disposal.
Peristalsis is a fundamental cycle for legitimate assimilation and supplement retention.
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Are viruses alive? This question is debated among scientists throughout the world. Consider the following passage. Scientific researchers discovered agents that behaved like bacteria causing diseases such as rabies and hoof-and-mouth, but were much smaller. At this time it became the general view that viruses were biologically "alive." This perception changed in 1935 when the tobacco mosaic virus was crystallized and scientists demonstrated that the particles lacked any mechanisms necessary for metabolic function. It was determined that viruses consisted of a nucleic acid, DNA or RNA, surrounded by a protein shell and the scientific view changed: viruses are complex biochemical mechanisms but not alive.
According to the passage, the MOST IMPORTANT evidence supporting the opinion that viruses are not alive is that they
Responses
A are much smaller than bacteria. are much smaller than bacteria.
B contain DNA or RNA. contain DNA or RNA.
C cause disease.cause disease.
D do not have a cellular structure.
Answer: D
Explanation:
Categorize each characteristic of nucleotide synthesis as describing either de novo pathways or salvage pathways. De novo pathways Salvage pathways Answer Bank require less ATP reincorporate preformed bases into nucleotides assemble nucleotide bases from simple precursor compounds produce carbamoyl phosphate or 5-phosphoribosylamine
De novo pathways are assemble nucleotide bases from simple precursor compounds, produce carbamoyl phosphate or 5-phosphoribosylamine, and Salvage pathways are reincorporate preformed bases into nucleotides
A nucleotide is a molecule that contains a sugar molecule, a nitrogenous base, and one or more phosphate groups. Nucleotides are the building blocks of DNA and RNA, and they play a significant role in cellular metabolism. The de novo and salvage pathways are the two major pathways for nucleotide biosynthesis. De novo pathways synthesize nucleotides from simple precursor molecules, while salvage pathways reuse preformed nucleotide bases and attach them to ribose sugars. ATP is used extensively in de novo pathways, whereas salvage pathways require less ATP.
In addition, de novo pathways assemble nucleotide bases from simple precursor compounds, whereas salvage pathways reincorporate preformed bases into nucleotides.The pathway for de novo synthesis of pyrimidines begins with carbamoyl phosphate formation, whereas purines are synthesized from 5-phosphoribosylamine (PRA) in purine biosynthesis. Salvage pathways reincorporate preformed bases into nucleotides. This saves energy since the energy-intensive steps required for de novo synthesis are avoided.
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Calculate the probabilities if a colorblind father and a mother that is a carrier have children. Complete the Punnett Square.
When a colorblind father and a mother who is a carrier have children, the probabilities are that all sons would be colorblind, and all daughters would be carriers.
As colorblindness is an X-linked recessive trait, it is more common in males than females because they have one X chromosome. The Punnett square is a simple way of showing all the possible combinations of alleles for the offspring of two parents. A colorblind father has only one X chromosome with a mutated color vision allele, while a mother who is a carrier has one mutated allele and one normal allele. Since the mother has a normal allele as well, there is a 50% chance that each child will inherit a normal allele. There is also a 50% chance that each child will inherit the colorblind allele.
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PLS HELP ASAP
What percentage of the human body is made up of water?
A) 10%
B) 30%
C) 50%
D) 70%
E) 90%
Answer:
According to question,Option D is the correct
Explanation:
Up to 60% of the human adult body is water. According to H.H. Mitchell, Journal of Biological Chemistry 158, the brain and heart are composed of 73% water, and the lungs are about 83% water. The skin contains 64% water, muscles and kidneys are 79%, and even the bones are watery: 31%.
What two simple machines is a stapler made up of?
1. wheel and axle and lever
2. lever and pulley
3. wedge and screw
4. wedge and lever
Answer:
4. wedge and lever
Explanation:
Simple machines are mechanical devices which make our work easier. Examples are : lever, wedge, wheel and axel, pulley, screw and an incline plane.
A stapler is a made up of a level which is the handle part and a wedge which are the staples.
A pulley is a simple machine that has one or more wheels connected with a rope in a loop to make lifting of loads easier because it changes the direction of force applied/pull thus multiplying the force applied. A stapler does not have the wheel and the rope thus answer choice 1 and 2 are incorrect.
A screw is a simple machine that applies torque on a shaft to produce a large axial force on the load. It utilizes the conversion of rotational motion to a linear motion and a torque to a linear force. A stapler mechanism does not involve rotational motion or rotational force, hence answer option 3 is incorrect.
A stapler is made up of a combination of two simple machines: the wedge and the lever. The correct option is 4.
A stapler utilizes a wedge to perform its primary function. The wedge is the part of the stapler that drives the staple through the paper. It has a sharp, triangular shape that allows it to exert a large amount of force over a small area, making it easier to pierce through the materials.
The stapler also incorporates a lever mechanism. The lever is the long arm of the stapler that is pushed down to drive the wedge and staple into the paper.
By applying force at one end of the lever, a mechanical advantage is gained, allowing the user to apply a smaller force to produce a greater force output at the other end, making it easier to staple multiple sheets of paper together.
Therefore, The correct option is 4.
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Please help Bio
At first exposure to Human Immunodeficiency Virus (HIV), how long does it take for highest amount of antibodies to be produced?
What effect does HIV seem to have on helper T-Cells over time?
If untreated, how will HIV’s effect on helper T-Cells affect a person’s immune response? Be specific using details from what you have learned.
Describe what happens to the number of antibodies produced by the body if HIV is left untreated around 120 months. What could explain this?
At first exposure,
It takes Human Immunodeficiency Virus (HIV), 24 months to produce its highest amount of antibodies.Helper T-cells seem to be declining over time as the virus destroys it.If left untreated, HIV's effect on helper T-cells can lead to acquired immunodeficiency syndrome (AIDS).Deterioration.How does HIV affect T-cells?If HIV's effect on helper T-cells is not treated, it can lead to acquired immunodeficiency syndrome (AIDS), a condition in which the immune system is severely weakened and the person becomes susceptible to infections and diseases that would not normally cause illness in someone with a healthy immune system.
If HIV is not treated for 120 months (or ten years), the body's antibody production will start deteriorating. This happens because of the virus's long-term influence on the immune system, resulting in decrease in the number of helper T-cells. The body's capacity to make antibodies will be decreased if there aren't enough helper T-cells to signal their synthesis.
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summarize how light is converted to stored chemical energy during photosynthesis
Explanation:
During the process of photosynthesis, light penetrates the cell and passes into the chloroplast. The light energy is intercepted by chlorophyll molecules on the granal stacks. Some of the light energy is converted to chemical energy. During this process, a phosphate is added to a molecule to cause the formation of ATP.