JIPMER Jipmer Medical Solved Paper-2012

  • question_answer
    In mitochondria, enzyme cytochrome oxidase is present in

    A)  outer membrane

    B)  perimitochondrial space

    C)  inner membrane

    D)  matrix

    Correct Answer: C

    Solution :

    Mitochondria contains various enzymes as follows: (i) Outer membrane: Acetyltransferase, glycerophosphatase, phosphoIipase-A, monoamine oxidase, etc. (ii) Inner membrane: Cytochrome oxidase, dehydrogenase, succinate NADH, dehydrogenase, ATPase, etc. (iii) Perimitochondrial space: Adenylate kinase, nucleoside diphosphokinase, etc. (iv) Matrix: Pyruvate dehydrogenase, citrate synthase, aconitase, isocitrate dehydrogenase, fumarase, \[\alpha \text{-}\]ketoglutarate dehydrogenase, malate dehydrogenase, etc.


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