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What is All of the following TCA cycle enzymes are located in the mitochondrial matrix, EXCEPT and explain in detail?
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.