All of the following TCA cycle enzymes are located in the mitochondrial matrix, EXCEPT
Ans. c)Succinate dehydrogenase * All the TCA cycle enzymes are present in the mitochondrial matrix except succinate dehydrogenase (complex II of ETC) * Succinate dehydrogenase is embedded in the inner mitochondrial membrane. NOTE: Complex I pumps 4 protons. Complex II doesn't pump any proton. Complex III pumps 4 protons. Complex IV pumps 2 protons.
Alpha-ketoglutarate dehydrogenase
Isocitrate dehydrogenase
Succinate dehydrogenase
Malate dehydrogenase
TCA Cycle