NEET Biology question

PEPcase has an advantage over RuBisCO. The advantage is

(A)RuBisCO combines with O2, but PEPcase does notCorrect
(B)RuBisCO combines with NO2, but PEPcase does not
(C)RuBisCO conserves energy, but PEPcase does not
(D)PEPcase is present in both mesophyll and bundle sheath cells, but RuBisCO is not

Answer: (A)

Solution

Unlike RuBisCO, which has a competing oxygenase activity that binds O2 (causing photorespiration), PEP carboxylase is specific

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Question ID VK-128390