Gamma amino butyrate is synthesized from: (A) Fumarate, (B) Glutamate, (C) Histidine, (D) Glycine
Answer is B. Gamma-aminobutyric acid or GABA is formed by decarboxylation of glutamate in presence of enzyme glutamate decarboxylase.Ref: DM Vasudevan - Textbook of Biochemistry, 7th edition, page no: 224, Fig 17.2