Question

A compound which contains both ______ and ______ is called amino acid. The amino acids in polypeptide chain are joined by ______ bonds.

• A. amino, carboxylic group, ester
• B. amino, carboxylic group, peptide
• C. nitrogen, carbon, glycosidic
• D. hydroxy, carboxylic group, peptide

Answer 1

The correct option is B amino, carboxylic group, peptide

Amino acids are organic compounds containing amine $(-N{H}_2)$ and carboxyl (-COOH) functional groups. Amino Acids Are Linked by peptide bonds formed by linking the $\alpha$-carboxyl group of one amino acid to the $\alpha$-amino group of another amino acid.