Phenotype? I think that's it
Answer:
<h3>Biologists study humans, plants, animals, and the environments in which they live. They may conduct their studies--human medical research, plant research, animal research, environmental system research--at the cellular level or the ecosystem level or anywhere in between.</h3>
<span>B. converted from nucleic acids to amino acids in the nucleolus.
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<span>The lamp switch was a neutral stimulus that elicited a conditioned response after a period of time. This is a clear example of conditioned response.</span>
C. decomposer
C. from other organisms