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32. Which of the following metabolite of the Krebs cycle is used for gluconeogenesis? A. Oxaloacetate B. Succinyl CoA C. Citrate D. Fumarate 33. Which of the following metabolite plays a key role in the reciprocal regulation of glycolysis and gluconeogenesis? A. Fructose-6-phosphate B. Fructose 1,6-bisphosphate C. Fructose-2, 6-bisphosphate D. Glucose-6-phosphate 34. Which of the following amino acids loses its amino group mainly by deamination? A. Glutamine B. Glutamate C. Aspartate D. All amino acids 35. All of the following are required for urea synthesis EXCEPT: 1. NADPH B. Ammonia C. ATP D. CO2