NEET Previous Year Question

All enzymes of TCA cycle are located in the mitochondrial martix except one which is located in inner mitochondrial membrane in eukaryotes and in cytosol in prokaryotes. This enzyme is:-

Topic: NEET PYQ

Answer: A. Full step-by-step solution below.

  1. ASuccinate dehydrogenase
  2. BLactate dehydrogenase
  3. CIsocitrate dehydrogenase
  4. DMalate dehydrogenase

Correct answer: A

Solution

(a) Succinate dehydrogenase is the only TCA cycle enzyme located in the inner mitochondrial membrane (Complex II of ETS).

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