Select the two true statements about natural selection.
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Only variations that help individuals avoid predators can become more
common through natural selection.
Natural selection causes advantageous variations to become more
common over many generations.
The result of natural selection in a population depends on the population's
environment.
Natural selection can cause an individual to gain new advantageous
variations during its life.
Answers
Natural selection can cause an individual to gain new advantageous variation during its life.
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Related Questions
In Part 3 of this field study, you determined percentages of land use around your home. Would you describe the area in your study as diverse? Support your answer with your data and submit your data table.
Answers
Answer:
Please see below
Explanation:
The supporting data has been organized in a table and attached as an image herein. As can be clearly seen from the data table, the zones under study are nothing alike. The home area is mostly for residential use and gives the greatest percentage for being used for housing purposes. However, the Mount Pinatubo area is mostly being for vegetation.
the hawaiian islands were formed by volcanic activity, but they are far from any plate boundaries. explain how this could occur.
Answers
Answer:
Hotspots from under the ground
Explanation:
There are three different situations where an volcano can form. A divergent boundary, where two tectonic plates move away from each other, subduction boundary, where one of the tectonic plates moves under the other, and a hotspot. Scientists are not completely sure how hotspots form.
How might infanticide be seen as a reproductive strategy for males? What would you say if you saw a newspaper article that applied this concept (not the act itself) to human males? Do you think some people would object? Why or why not?
Answers
Answer:
A) Infanticide can be seen as a reproductive strategy for males because according to a study on Hanuman Langurs by Hirdy in India in 1977. males can be able to increase their reproductive capability by killing Infants fathered by other males
B) If a newspaper article that applied this concept is put out there i would criticism it constructively because such article can cause mayhem between males ( humans ) and we are higher beings and as such shouldn't be compared with lower animals
C) People will wholeheartedly object such article and
D) this is because the article those not address critical issues like : Why should a male specie kill another infant and not his own. and if the the males keeping killing the infants wont the species go extinct?
Explanation:
A) Infanticide can be seen as a reproductive strategy for males because according to a study on Hanuman Langurs by Hirdy in India in 1977. males can be able to increase their reproductive capability by killing Infants fathered by other males
B) If a newspaper article that applied this concept is put out there i would criticism it constructively because such article can cause mayhem between males ( humans ) and we are higher beings and as such shouldn't be compared with lower animals
C) People will wholeheartedly object such article and this is because the article those not address critical issues like : Why should a male specie kill another infant and not his own. and if the the males keeping killing the infants wont the species go extinct?
Analyzing Erosion Scenarios In which Colorado Rockies scenario was there more erosion? Why was there more erosion in the scenario? Write a few sentences
Answers
Answer:
There was more erosion in the Colorado Rockies scenario where there was steady rain compared to the scenario in the same area where there was only a drizzle. There is more erosion because the steady rain increased the volume of the river more than the drizzle did. Because there was more water added to the river, the river flowed faster. The faster a river flows, the more sediments it transports or erodes.
Explanation:
Edgeunity Sample Answer
Answer:
There was more erosion in the Colorado Rockies scenario where there was steady rain compared to the scenario in the same area where there was only a drizzle. There is more erosion because the steady rain increased the volume of the river more than the drizzle did. Because there was more water added to the river, the river flowed faster. The faster a river flows, the more sediments it transports or erodes.
Explanation:
Monomers join together to make polymers. Similarly, Lego pieces can join
together to make a truck. Which of the following best describes the Lego
pieces and the truck?
The pieces are like monomers and the truck is like a polymer
Both the pieces and the truck are like polymers
Both the pieces and the truck are like monomers
The pieces are like a polymer and the truck is like monomers
* 1 point
Answers
Answer:
Than they are polymers together
Explanation:
Can someone feel this chart out and give explanations. It’s on Benedict’s test, iodine test, Sudan test, and biuret test.
Answers
The biuret test is used to detect the presence of proteins in a sample. Biuret reagent is added to the sample, and if proteins are present, the copper ions in the reagent will bind to the peptide bonds in the protein, causing the solution to turn from blue to purple. The intensity of the color change is proportional to the amount of protein present in the sample.
What are Benedict’s test, iodine test, Sudan test, and biuret test?Benedict's test is used to detect the presence of reducing sugars, such as glucose and fructose, in a sample. To perform the test, the sample is mixed with Benedict's reagent and heated in a water bath. If reducing sugars are present, the solution will change from blue to green, yellow, orange, or red, depending on the concentration of reducing sugars.
The iodine test is used to detect the presence of starch in a sample. Iodine is added to the sample, and if starch is present, the iodine will bind to the starch molecules, forming a blue-black color.
The Sudan test is used to detect the presence of lipids or fats in a sample. Sudan III or Sudan IV dye is added to the sample, and if lipids are present, the dye will bind to the lipids, causing them to appear as red droplets in the sample.
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Refraction occurs when the amplitude of a wave changes as it goes from one medium to another. yes or no?
Answers
Yes, it is true that when Refraction occurs the amplitude of the wave changes as it travels from one medium to the other.
Refraction is generally termed as bending of light ray when light travels from one medium to the other medium. Bending highly depends on whether the Medium may be dense or light.
Refraction may also be defined as the redirection or change of the direction of the wave that is passing from one medium to the other. It can be most commonly observed, for example, refraction in glasses, lenses etc.
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Humans have an omnivorous diet. Suggest how the human digestive system is adapted
to break down the different types of food that humans eat.
Answers
Human beings are omnivores.
The term "omnivores" refers to generalized feeding i.e., they can consume both plants and meat. They have specialized adaptations for gathering, eating, and processing food that contains both plant protein and animal protein. McArdle goes on to say that omnivores are primarily "opportunistic" feeders that take advantage of food opportunities in order to survive. They exhibit more universal physiological and anatomical characteristics. One such feature is the human dentition (set of teeth). It proves that the human diet is by nature omnivorous and not herbivorous given the presence of canine teeth for tearing flesh and molars for grinding and chewing. Our digestive system is shorter than that of a herbivore and longer than that of a carnivorous animal. A characteristic of omnivores is this. Vegetation requires a longer digestive system as that of herbivores to be fully digest than plant based diet. Meat is however, easily broken down. Nevertheless, consuming animal protein is not necessary for humans. It's up to you what you do.Hence, human dentition and length of the digestive tract are examples that suggest that humans are adapted to have an omnivorous diet.
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Margaret tells her friends that she caught a fish called Salmo salar. What genus does the fish belong
Explain how you know.
Answers
inquiry based pedagogy is being embraced in principle across the globe. in the last decade , it has been supported by an increasing body of research on its effectiveness. illustrate your understanding of the concept of inquiry based pedagogy with a relevant example
Answers
Inquiry-based pedagogy involves fostering curiosity and active learning. For example, students investigating real-world environmental issues and proposing solutions.
Inquiry-based pedagogy is a teaching approach that promotes active learning and critical thinking through inquiry and exploration. One relevant example of inquiry-based pedagogy is a science classroom where students are encouraged to design and conduct their own experiments. Instead of simply following instructions, students formulate research questions, develop hypotheses, plan and execute experiments, collect and analyze data, and draw conclusions. For instance, students may investigate the effect of different variables on plant growth by manipulating factors like light, water, or soil composition. This approach allows students to engage in authentic scientific practices, develop problem-solving skills, and gain a deeper understanding of the scientific method. By actively participating in their learning process, students develop a sense of ownership and become more engaged, fostering a love for learning and nurturing their ability to explore and discover knowledge independently.For more such questions on Pedagogy:
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what does menaing of reporoducion
Answers
Answer:
It is a biological process by which an organism reproduces an offspring who is biologically similar to the organism.
Explanation:
I hope I have cleared ur doubt if not do mention in comment
Which of the following statements correctly describes a difference between plant cells and animal cells?
2 points
A. Plant cells have an envelope surrounding the nucleus. Animal cells do not.
B. Animal cells contain mitochondria. Plant cells do not.
C. Animal cells contain chloroplasts. Plant cells do not.
D. Plant cells are surrounded by a cell wall. Animal cells are not.
Answers
Answer:
D
Explanation:
plant cells are the only kind of cell to have cell walls
The statement 'plant cells are surrounded by a cell wall, while animal cells are not' correctly describes the difference between plant cells and animal cells (Option D).
Both plants and animals are eukaryotic organisms, which means that their cells have nuclei and contain membrane-bound organelles.Plant cells contain an organelle known as chloroplast, which is used by these organisms during photosynthesis. Moreover, the plasma membrane of plant cells is surrounded by a cell wall that provides structural support to their cells.In conclusion, the statement 'plant cells are surrounded by a cell wall, while animal cells are not' correctly describes the difference between plant cells and animal cells (Option D).
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Select all that apply: Which of the following is NOT a location for a synovial joint
A. structures of the skull
B. Ankle joints
C. Finger joints
D. Rib joints
Answers
Which of the following explains the meaning behind the scientific named of organisms
Answers
Answer:
the first name tells the genus, the second name tells the species
4. What are the parent genotypes for pea seed color shown in this Punnett
Square?
Answers
Answer:
heterozygous and homozygous recessive
State how a gas produced by photosynthesis is recycled in nature
Answers
Answer:
Oxygen cycle, oxygen the by product of photosynthesis is inhaled by heterotrophs which aids in cellular respiration and other internal processes and then exhales carbon dioxide.
Explanation:
In like manner, carbon dioxide passes from blood to the alveoli and exhaled after.
Which organisms can reproduce using the process of fragmentation
Answers
Fragmentation is a form of asexual reproduction and is seen in annelids, fungi, cyanobacteria, sponges, and flatworms.
In Fragmentation, an organism divides itself into a number of fragments. It occurs when an organism completely breaks down independently irrespective of the other parts. Each one of these fragments matures into fully grown adults that are clones of the original organism.
Asexual reproduction usually involves the participation of a single parent alone can produce new offspring. The newly produced individual is genetically identical to one another and its parent. Both multicellular and unicellular organisms divide by fragmentation which is asexual reproduction.
Fragmentation is the most common method of reproduction in lower invertebrates. It is seen in many organisms including filamentous cyanobacteria, algae, lichens, molds, many plants, and animals such as flatworms, annelid worms, sponges, and sea stars.
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The organisms that can reproduce by fragmentation are Option d Sponges and Sea anemones.
Fragmentation is a form of asexual reproduction in which an organism breaks into two or more fragments, and each fragment develops into a new individual. Both sponges and sea anemones are examples of organisms that exhibit this mode of reproduction.
Sponges are simple multicellular animals that lack true tissues and organs. They possess a porous body structure, and when a sponge is fragmented, each fragment has the potential to develop into a new sponge through regeneration. These fragments contain specialized cells called archaeocytes that can differentiate into various cell types required for the formation of a new sponge.
Sea anemones, on the other hand, are marine animals belonging to the phylum Cnidaria. They have a cylindrical body with tentacles surrounding their mouth. When a sea anemone is fragmented, each piece can regenerate into a complete individual. The process involves the differentiation of cells within the fragments, leading to the development of new tentacles, body parts, and eventually a mature sea anemone.
Both sponges and sea anemones have remarkable regenerative abilities, allowing them to reproduce through fragmentation. This form of asexual reproduction enables them to colonize new areas, expand their population, and adapt to changing environmental conditions. Therefore the correct option is D
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The Question was Incomplete, Find the full content below :
The organisms which can reproduce by fragmentation are:
(a) Corals and Sponges
(b) Corals and Spirogyra
(c) Sea anemone and Spirogyra
(d) Sponges and Sea anemones.
11. A person who has rickets might need
more foods from which two groups?
Answers
In addition to getting enough vitamin D, people with rickets may also need to take calcium and phosphorus supplements. These supplements can help to improve bone health and prevent further bone loss.
Here are some specific foods that people with rickets may want to include in their diet:
Milk
Yogurt
Cheese
Salmon
Tuna
Sardines
Eggs
Fortified orange juice
Fortified cereal
Tofu
Green leafy vegetables
Fortified bread
Fortified pasta
It is important to talk to a doctor or registered dietitian about the best way to manage rickets. They can help to create a personalized diet and supplement plan that will meet the individual's needs.
What is a land breeze?
Answers
Answer:
is a breeze blowing towards the sea from the land, especially night owing to a relative warmth
of a sea.
I believe it helps you
Answer:
a breeze blowing towards the sea from the land, especially at night, owing to the relative warmth of the sea.
Explanation:
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Within a plant, photosynthesis is critical. It provides cells with the glucose they need for
energy. Photosynthesis is important for another reason, too. It's part of the flow of carbon
through organisms and the environment. This cycle, known as the carbon cycle, is essential
for life on Earth. It includes several processes that are occurring all the time. When plants
photosynthesize, carbon is removed from the atmosphere as carbon dioxide. When animals
and plants use cellular respiration, carbon is released into the atmosphere as carbon
dioxide. Organisms that die and are buried for millions of years turn into fossil fuels, which
are made of carbon. When humans burn those fossil fuels, carbon is released into the
atmosphere as carbon dioxide. Without enough carbon dioxide in the atmosphere, the
planet would be too cold. But too much carbon dioxide contributes to the warming of the
planet that could make it too hot to survive.
Based on the passage, what is one reason that the carbon cycle important?
A It adds carbon into the atmosphere whenever the level begins to drop too low.
B
It helps maintain a level of carbon in the atmosphere that is neither too hot nor
too cold.
с
It removes carbon from the atmosphere whenever the level begins to become
too high.
D
It releases carbon into space, preventing it from building up in Earth's
atmosphere.
Answers
Answer:
B
Explanation:
just did that on flocabulary
For which two reasons are some fish unable to avoid
swimming into an oil spill?
A
They mistakenly think oil spills create idea conditions for
hiding from predators.
B
They have survived previous oil spills and expect the
same outcome each time.
C
Fish looking for food may mistakenly believe an oil spill
is just the darkness of the night.
D
Fish following natural behavior patterns will not be aware
they are swimming into an oil spill.
E
They have had no experience from which they learned to
move away from oil spills..
Answers
What happened to the personal possessions of the inmates?
A. They were left alone for after the war
B. They were recycled and repurposed for the military
C. They were sold to foreign countries
Answers
Which organ systems are responsible for coordinating body function
Answers
Answer: The Nervous and Endocrine systems are the organ systems that are responsible for coordination body functions.
Explanation: They both help in coordinating body functions and regulate the body functions.
three of the pro arguments that support CCS
Answers
CCS is not viable, despite the fact that it can reduce emissions at the source and that point sources make it easier to remove CO2.
What are the CCS three?They can be divided into three groups: oxy-fuel combustion systems, post-combustion carbon capture (the main technique utilized in current power plants), and pre-combustion carbon capture.
What benefits can carbon capture after combustion offer?The benefits of adsorption-based post-combustion CO2 capture technology are cheaper CO2 separation costs, decreased regeneration energy needs, and minimized pressure losses, which guarantee a relatively good performance in the capturing process.
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Where does replication begin?
A. in the middle of the strand
B. starter fragments
C. replication forks
D. at the very end of the strand
Answers
Answer: D. At the very end of the strand
Which type of bacterial reproduction involves the donation of a single strand of plasmid DNA from one bacterial cell to another? binary fission conjugation transformation transduction
Answers
Answer:
B.) Conjugation
Explanation:
It's right on edge.
Conjugation occurs when genetic material passes directly from one bacterium to another.
What is conjugation?It is a mechanism of gene transfer by direct contact between microorganisms that, especially in gram-negative bacteria, requires the prior formation of a conjugative bridge between the donor organism and the recipient.
In these cases, after the formation of the conjugative bridge, its retraction takes place, which ensures a close and stable intercellular contact necessary for the transfer.
Therefore, we can conclude that conjugation occurs when genetic material passes directly from one bacterium to another.
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After months of heavy rains, a farmer noticed a steady drop in crop production. Upon testing the farmland, it was found the soil was severely lacking nutrients. Which of the following explains the loss of nutrients from the soil?
A.
drought
B.
drainage basin
C.
leaching
D.
water shedding
Answers
In human blood types, alleles A and B are codominant and are both dominant to allele i. Type O blood results from the genotype ii. What blood types are possible among the children of two parents with type O blood?
A and B only
A and O only
O only
Answers
Answer:
A and O only
Explanation:
because they are codominant
What might happen to the allele frequencies if the number of hawks declined?
Answers
If the number of hawks declined, the allele frequencies in the hawk population would be affected. Specifically, alleles that contribute to traits that are advantageous for survival and reproduction in hawks would decrease in frequency, while alleles that are less advantageous would increase. This could lead to a decrease in genetic diversity and potentially reduce the overall fitness of the hawk population.
TACTTAGAGGCACCACATGGGCCTTGCACT to mRNA
Answers
Answer:
I don't know the answer
Explanation:
is is this even a question cos I don't think so.