Answer:
Protein
Explanation:
Your body uses protein to build and repair tissues. You also use protein to make enzymes, hormones, and other body chemicals. Protein is an important building block of bones, muscles, cartilage, skin, and blood.
It's hard to tell that early, but some doctors can catch it in time. Signs would be heart defects or growth delays.
Wait I’m confused, what’s the question?
:Examine animals to diagnose their health problems
:Diagnose and treat animals for medical conditions
:Treat and dress wounds
