<prompt> Which of the following amino acid is required for synthesis of hemoglobin?AlanineGlycineArginineHistidine  <response>: Synthesis of Heme The enzyme ALA synthase condenses glycine with succinyl CoA to form delta-aminolevulinic acid ALA Chapter 21. It is the key enzyme of heme synthesis.Ref: DM Vasudevan - Textbook of Biochemistry, 6th edition, page no: 185 