Answer:
meteorite striking the dinosaures
The best and most correct answer among the choices provided by your question is the fourth choice or letter D. Reptiles are the most critically endangered animal group. Their population is threatened due to illegal activities done by man like poaching.
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Answer:
That scrape on our knee will never heal and the blood loss due to bleeding will never be replaced. This is because RNA is inside of cells and without the ability to create new RNA you cannot replace missing cells. So the scrape will never heal if your cells cannot create new RNA.
Explanation:
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Cohesion is the property of like molecules to stick to each when they have a mutual attraction
Adhesion is the property of different molecules or surfaces to stick to each other
Answer:
Plants extract the carbon dioxide from the air and use it in photosynthesis process to feed themselves.
