What does protein do for our body? A. Protein helps fix and grow muscles
B. protein fights against bacteria
C. Protein is for our bones
D. Protein is to protect our skin

Protein is one of a complex group of molecules that do all kinds of jobs in your body. they make up your hair, nails, bones, and muscles. Protein gives tissues and organs their shape and also helps them work the way they should. In short, protein is one of the building blocks that make you into who you are. so A

Explanation:

c. the percentage of essential body fat is the same for both males and females.