Why is it important to get enough protein in

Infants require protein for growth, deposition of tissue, and fat-free mass.

In injuries, protein helps with recovery.

Your body uses proteins to build and repair tissues.

Your body uses protein to make enzymes, hormones, and other body chemicals.

Protein is an important building block of bones, muscles, cartilage, skin, and blood.

Hope this helps!

answer; ///(b) it is composed of four protein chains and four heme groups;