Question

what are the monomers, or building blocks, of a protein?
○ amino acids
○ phospholipids
○ monosaccharides
○ nucleotides
○ fatty acids

Explanation:

Proteins are polymers composed of amino acid monomers linked by peptide bonds. Phospholipids are components of cell membranes, monosaccharides are monomers of carbohydrates, nucleotides form nucleic acids, and fatty acids are parts of lipids—none are protein monomers.

Answer:

amino acids