Difference between protein and carbohydrates

The Crucial Function of Proteins in the Human Body: From Structure to Function Difference between protein and carbohydrates? Proteins have many important jobs in the body. Some move nutrients around, some speed up chemical reactions, and others help build the structures of living things. Despite their different roles, all proteins are made from the same 21 building blocks called amino acids. Amino acids are made of carbon, oxygen, nitrogen, and hydrogen, and some have sulfur. Selenocysteine is a unique amino...