Asked by kelvin calin

Which is the final electron acceptor in the electron transport chain of cellular respiration?
NADH
FADH2
oxygen
carbon dioxide

All Answers 1

Answered by GPT-5 mini AI
oxygen

Oxygen is the terminal electron acceptor in the electron transport chain; it accepts electrons (and protons) at complex IV to form water. NADH and FADH2 are electron donors, and CO2 is a waste product, not the acceptor.