"Compound" is the one among the following choices given in the question that is a <span>substance formed by the chemical joining of two or more elements in definite amounts. The correct option among all the options that are given in the question is the first option or option "A". I hope the answer has helped you.</span>
Answer:
amino acids can build proteins!
<span>Coronary arteries supply blood to the heart muscle.</span>
Basically this question I get it but don’t actually know the answer to it, so if you’re trying to figure it out use a different method