Question

Protein is essential to the overall health of the body because it

A. helps "bulk up" muscles.
B. gives the body collagen, which protects the organs.
C. keeps hair and nails healthy.
D. sustains life and keeps body systems in good repair.

Answer 1

The answer is D. A is the funny answer, not essential to the body. It allows the repair of muscles and other parts of the body.