MCQ
Which of the following statements is incorrect?
  • A
    During aerobic respiration, role of oxygen is limited to the terminal stage.
  • In $ETC$ (Electron Transport Chain), one molecule of $\mathrm{NADH}+\mathrm{H}^{+}$gives rise to $2$ $ATP$ molecules, and one $\mathrm{FADH}_{2}$ gives rise to $3$ $ATP$ molecules.
  • C
    $ATP$ is synthesized through complex $V.$
  • D
    Oxidation-reduction reactions produce proton gradient in respiration.

Answer

Correct option: B.
In $ETC$ (Electron Transport Chain), one molecule of $\mathrm{NADH}+\mathrm{H}^{+}$gives rise to $2$ $ATP$ molecules, and one $\mathrm{FADH}_{2}$ gives rise to $3$ $ATP$ molecules.
b

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