Metabolic Regulation of Pathways · Zoology

Which pathway supplies reducing power for biosynthetic reactions?

  1. Glycolysis
  2. Citric acid cycle in mitochondria
  3. Pentose phosphate pathway
  4. Electron transport chain
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Correct answer: Pentose phosphate pathway

The pentose phosphate pathway generates NADPH. NADPH is essential for reductive biosynthesis and antioxidant defense.

Difficulty: Medium Question 10 of 20

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