Which of the following amino acids is purely ketogenic-: (A) Phenylalanine, (B) Leucine, (C) Proline, (D) Tyrosine
Answer is B. Ans. is 'b' i.e., Leucine GlucogenicKetogenicBoth glucogenic & ketogenico Alanineo Arginineo Aspargineo Aspartic acido Cysteineo Glutamineo Glutamic acido Glycineo Histidineo Methionineo Prolineo Serineo Threonineo Valineo Leucineo Lysineo Isoleucineo Phenylalaineo Tyrosino TryptophanNote : According to Harper 29(r)/e (P-282), lysine is both ketogenic and glucogenic. But all other textbooks have mentioned it as ketogenic.