Which is the first CO_2 Acceptor enzyme in C_4 plants :

NEET 2000 Biology question

Which is the first CO Acceptor enzyme in C plants :

(1)RuDP Carboxylase
(2)Phosphoric acid
(3)RUBISCO
(4)PEP-CarboxylaseCorrect

Answer: (4)

Solution

In C plants atmospheric CO is first fixed in the mesophyll cells by phosphoenol pyruvate (PEP, the primary acceptor) with the help of the enzyme PEP carboxylase (PEPcase), forming oxaloacetic

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Question ID VK-088641