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J & K CET Medical J & K - CET Medical Solved Paper-2001

  • question_answer
    The first product of \[C{{O}_{2}}\] fixation in \[{{C}_{4}}\]plants is:

    A)  PGA                                     

    B)  oxaloacetic acid

    C)  malic acid                           

    D)  PEP

    Correct Answer: B

    Solution :

                    In C4 plants the \[C{{O}_{4}}\]first combine with phosphoenol pyruvate in mesophyll cell of leaves and form 4C compound oxaloacetic acid. PGA is the first product in \[{{C}_{3}}\] cycle.


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