11th Class Biology Photosynthesis in Higher Plants

  • question_answer 43)
      What conditions enable RuBisCO to function as an oxygenase? Explain the ensuing process.


                      RuBisCo is an enzyme which has dual nature. It acts as carboxylase, when concentration is good enough in atmosphere. But if concentration increases, its nature changes and it binds with  and acts as oxygenase enzyme, which forces  to enter  cycle thus leading to photorespiration and loss of .

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