Botany-C4 Pathway
NEET Botany C4 Pathway Assertion Reason Question
Type: Assertion Reason-assertion-Medium-Class 11
Assertion (A): The C4 pathway involves the transport of C4 acids from mesophyll cells to bundle sheath cells. | Reason (R): PEP carboxylase is involved in the fixation of CO2 in the bundle sheath cells.
A
Both A and R are true and R is the correct explanation of A.
B
Both A and R are true but R is not the correct explanation of A.
C
A is true but R is false.
D
A is false.
Correct Answer
Option C
Detailed Explanation
The assertion is true as C4 acids are indeed transported from mesophyll cells to bundle sheath cells. However, the reason is false because PEP carboxylase is involved in the initial CO2 fixation in mesophyll cells, not in the bundle sheath cells.
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