I think the answer is B
hope this helps
Answer:
Homologous structures are structures that are similar in related organisms because they were inherited from a common ancestor. These structures may or may not have the same function in the descendants.
My answer uh might not be the one you're looking for or isn't correct ✌
Explanation:
Mass spectrometry is used for protein to help build the muscle.
The level most commonly meant by the term biodiversity is the species level.
