D) to move mucus towards the throat
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Answer:
A. Provides a safe place for offspring to grow
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Answer:
A biotic factor is a living organism that shapes its environment. In a freshwater ecosystem, examples might include aquatic plants, fish, amphibians, and algae. Biotic and abiotic factors work together to create a unique ecosystem.
Explanation:
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Answer:
<h2>In toxicology, bioaccumulation is the process of accumulation of chemical substances in living organisms so that they reach higher concentrations than the concentrations in their environment or in</h2>
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<h3>I wait and serve you</h3>