NEET AIPMT SOLVED PAPER 1999

  • question_answer
                Carbon dioxide acceptor in \[{{C}_{3}}\]-plants is:

    A)                                                                                                                       PGA          

    B)             RuDP

    C)             PEP         

    D)             none of these

    Correct Answer: B

    Solution :

                              In \[{{C}_{3}}\] plants, \[C{{O}_{2}}\] molecules are accepted by RuBP (formerly known as RuDP) to produce a 6-C compound which breaks down into 3-phosphoglyceric acid (3-C compound).                 \[RuBP+C{{O}_{2}}+{{H}_{2}}O\xrightarrow[{}]{RuBP\,Carboxylase}\,\] 6-C Compound             Enzyme RuBP carboxylase (Rubisco) is a most abundantly found protein in the world because this enzyme present in all plants containing chlorophyll.


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