TCA or Krebs’ cycle completed in following steps: (i) Condensation of acetyl group with oxaloacetic acid (OAA) and water to yield citric acid. (ii) Citrate is then isomerised to isocitrate. (iii) Formation of α-ketoglutaric acid (iv) Formation of succinyl-CoA. (v) Succinyl-CoA is oxidised to OAA. In which step decarboxylation occurs:
- A(iii) and (iv)
- B(iv) and (v)
- C(ii) and (iii)
- DOnly (iv)
✓ Correct answer: A
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