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BotanyNEET 2025Krebs cycle and electron transport chain

Respiration in Plants

Complex II of the mitochondrial electron transport chain is also known as:

  1. A.Cytochrome bc
  2. B.Succinate dehydrogenase✓
  3. C.Cytochrome c oxidase
  4. D.NADH dehydrogenase

Solution

Complex II of the electron transport chain is succinate dehydrogenase, which passes electrons from to ubiquinone. Complex I is NADH dehydrogenase, III the cytochrome bc complex and IV cytochrome c oxidase.

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