Question:

Which of the following types of chemical reactions does not occur in the TCA cycle?

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Phosphorylation and decarboxylation are key steps in the TCA cycle, while dephosphorylation occurs in other metabolic pathways.
Updated On: Sep 17, 2025
  • Hydrolysis
  • Decarboxylation
  • Phosphorylation
  • Dephosphorylation
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The Correct Option is D

Solution and Explanation

The TCA cycle (Krebs cycle) involves reactions such as decarboxylation, oxidation, and phosphorylation, but dephosphorylation is not a key reaction in the cycle.
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