how-does-complex-ii-contribute-to-oxidative-phosphorylation-despite-not-pumping-

Question

How does Complex II contribute to oxidative phosphorylation despite not pumping protons?

Accepted Answer

By transferring electrons from succinate to FAD, forming FADH2, which then passes electrons to ubiquinone.

Answer

By acting as the final electron acceptor in the electron transport chain.

Answer

By pumping protons into the intermembrane space.

Answer

By directly synthesizing ATP from ADP and inorganic phosphate.