MCQ
The main purpose of electron transport chain is to
  • A
    Glucose - 6 - PO4, to fructose - e - PO4,
  • cycle NADH + H+ back to NAD+.
  • C
    use the intermediates from TCA cycle.
  • D
    breakdown pyruvate.

Answer

Correct option: B.
cycle NADH + H+ back to NAD+.
(B)cycle NADH + H+ back to NAD+.
Explanation:
The electron transport chain is a process in which the NADH and FADH2 produced during glycolysis, beta-oxidation, and other catabolic processes are oxidised with a release of energy in the form of ATP. The main purpose of electron transport chain is to cycle NADH + H+ back to NAD+.

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