Please help!! 30 points each and brainliest for the first to answer!!
Word Bank:
amino acid, carbohydrate, codon, disaccharide, enzyme, fructose, gene, glucose, hemoglobin, macromolecule, nucleic acid, organic compound, peptide bond, phospholipid, polymer, RNA, starch, triglyceride

A(n) _______ is a building block found in proteins.