Botany-C4 Pathway
NEET Botany C4 Pathway MCQ Question
Type: MCQ-fact-Hard-Class 11
What is the primary enzyme responsible for CO2 fixation in the C4 pathway?
A
PEP carboxylase
B
RuBisCO
C
Phosphofructokinase
D
Carbonic anhydrase
Correct Answer
Option A
Detailed Explanation
The primary enzyme responsible for CO2 fixation in the C4 pathway is PEP carboxylase, as stated in the NCERT context. RuBisCO is not present in the mesophyll cells where this pathway occurs.
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