In which of the following step of TCA cycle, carbon dioxide is removed?: (A) Alpha-ketoglutarate dehydrogenase, (B) Malate dehydrogenase, (C) Succinate dehydrogenase, (D) Fumarase
Answer is A. Ans: a)Alpha-ketoglutarate dehydrogenase The two oxidative decarboxylation reactions of the TCA cycle are: 1. Isocitrate dehydrogenase 2. a-ketoglutarate dehydrogenase