Published by:
CGP EDU Academic Team
Published on: August 21, 2026
Which of the following is the correct sequence of reactions involving 
reduction in the Citric Acid Cycle?
A
Malic acid to Oxaloacetic acid
- -
- -
B
-ketoglutaric acid to Succinyl-CoA -
- -
C
Isocitrate to 
-ketoglutaric acid Options: - - -
-ketoglutaric acid Options: - - -
Text Solution
Verified by ExpertsThe correct answer is:
In the Citric Acid Cycle, 
is reduced at three steps. 
is first reduced to NADH during the conversion of Isocitrate to 
-ketoglutaric acid, followed by the conversion of 
-ketoglutaric acid to Succinyl-CoA, and finally from Malic acid to Oxaloacetic acid.
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