Identify the amino acid obtained by hydrolysis of the above compound.

63. Which of following amino acid has lowest iso-electric point? (a) Glycine (b) Alanine (c) Aspartic acid (d) Lysine Aspartic acid is an acidic amino acid; hence it has low value of iso-electric point 64. Which of the following does not exist as a zwitterion? (a) Glycine (b) Alanine (c) Sulphanilic acid (d) p-Aminobenzoic acid p-Aminobenzoic acid 65. Which of the functional group(s) is/are present in the amino acids? (a) –NH2 (b) – COOH (c) –COOR (d) Only (a) and (b) Amino acids contain amino 2 NH and carboxyl COOH functional groups. H2N CH CH3 C O NH CH2 COOH OH H H2N CH C OH CH3