Botany-TCA Cycle
NEET Botany TCA Cycle Assertion Reason Question
Type: Assertion Reason-assertion-Easy-Class 11
Assertion (A): The TCA cycle includes a substrate-level phosphorylation step. | Reason (R): During the conversion of succinyl-CoA to succinic acid, GTP is synthesized and then converted to ATP.
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 A
Detailed Explanation
The NCERT context states that during the conversion of succinyl-CoA to succinic acid in the TCA cycle, a molecule of GTP is synthesized, which is a substrate-level phosphorylation. This GTP can be converted to ATP, explaining the assertion.
Found an issue with this question?