Punjab Medical Punjab - MET Solved Paper-2011

  • question_answer
    Which enzyme fixes\[C{{O}_{2}}\]in Calvin cycle?

    A)  RuBP carboxylase

    B)  PEP carboxylase

    C)  carbonic anhydrase

    D)  hexokinase

    Correct Answer: A

    Solution :

    \[{{O}_{2}}\]is a competitive inhibitor of the enzyme RuBP carboxylase which catalyses the reaction  between\[C{{O}_{2}}\]and  ribulose biphosphate (RuBP) in the Calvin cycle.


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