what-happens-to-nadh-and-fadh2-after-they-donate-electrons-to-the-electron-trans

Question

What happens to NADH and FADH2 after they donate electrons to the electron transport chain?

Accepted Answer

They are oxidized to NAD+ and FAD.

Answer

They are reduced to NAD+ and FAD.

Answer

They are used to transport oxygen.

Answer

They are converted into ATP.