Question

which statement best distinguishes plants and animals as they relate to amino acids? plants can synthesize all twenty amino acids. humans must eat plants or animals to obtain some of these amino acids. plants can synthesize all twenty amino acids. humans cannot eat plants or animals to obtain some of these amino acids.

Explanation:

Plants have the ability to synthesize all twenty amino - acids. Humans cannot synthesize all of them and must consume plants or animals to obtain some essential amino - acids. The first statement correctly reflects this difference. The second statement is incorrect as humans do eat plants and animals to obtain amino - acids.

Answer:

Plants can synthesize all twenty amino acids. Humans must eat plants or animals to obtain some of these amino acids.