Gluconeogenesis can occur from all except: (A) Lactic acid, (B) Aceto acetate, (C) Glycerol, (D) Alanine
Answer is B. Substrates for gluconeogenesis are lactate (lactic acid), pyruvate, glycerol, glucogenic amino acids (all amino acids except leucine and lycine), propionate and intermediates of the citric acid cycle.