Answer the following question given this paragraph: A protein is an organic compound made up of small molecules called amino acids . There are 20 different amino acids commonly found in the proteins of living things. Small proteins may contain just a few hundred amino acids, whereas large proteins may contain thousands of amino acids. Q: What is an organic compound made up of small molecules called amino acids called? A:

Pick from:
-- a carbohydrate;
-- a fat;
-- a compound;
-- a protein;
Answer:
a protein