Question

What is is the definition for protein

Answer 1

-a substance found in foods (such as meat, milk, eggs, and beans) that is an important part of the human diet
-any of various naturally occurring extremely complex substances that consist of amino-acid residues joined by peptide bonds, contain the elements carbon, hydrogen, nitrogen, oxygen, usually sulfur, and occasionally other elements (as phosphorus or iron), and include many essential biological compounds (as enzymes, hormones, or antibodies)