Question

Certain amino acids are essential to the diet of animals because

• A. they prevent overnourishment
• B. they are cofactors and coenzymes that are required for normal physiological function.
• C. an animal cannot directly synthesize them through the transfer of an amino group to an appropriate carbon skeleton.
• D. animals need these substances in order to make the stored fats that are used during hibernation and migration

Answer 1

Answer: (C)

Essential amino acids must be acquired through diet because an animal cannot directly synthesize all of the amino acids needed for protein