Botany-TCA Cycle
NEET Botany TCA Cycle MCQ Question
Type: MCQ-conceptual-Hard-Class 11
Which of the following statements about the TCA cycle is correct?
A
Pyruvate is converted to oxaloacetic acid during the TCA cycle.
B
GTP is produced during the conversion of succinyl-CoA to succinic acid.
C
NAD+ is reduced only at the start of the TCA cycle.
D
The TCA cycle occurs in the cytoplasm of eukaryotic cells.
Correct Answer
Option B
Detailed Explanation
The TCA cycle involves the conversion of succinyl-CoA to succinic acid, during which GTP is synthesized through substrate-level phosphorylation. This is highlighted in the NCERT context discussing the cycle's steps and energy production.
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