The citric acid cycle has eight enzymes: citrate synthase, aconitase, isocitrate dehydrogenase, ar-ketoglutarate dehydrogenase, succinyl-CoA synthetase, succinate dehydrogenase, lumarase, and malate dehydrogenase. Complete the balanced equation for the reaction catalyzed by isocitrate dehydrogenase. What cofactor does isocitrate dehydrogenase use? What type of reaction does isocitrate dehydrogenase catalyze