During the formation of a peptide bond, which functional group of the first amino acid reacts with the amino group of the second?
Q1. During the formation of a peptide bond, which functional group of the first amino acid reacts with the amino group of the second?
Answer: Carboxyl group
Explanation: Peptide bonds form between carboxyl and amino groups; hydroxyl is tempting but it is involved in glycosidic or ester bonds.