What best describes the driving force for ATP synthesis in the mitochondria?
A) Electron transport from electron transport system complexes.
B) The higher pH inside the mitochondria that results from electron transfer.
C) The large drops in $\Delta$G resulting from electron transfer in the ETC.
D) The substrate level phosphorylations of the TCA cycle and glycolysis.

Question

Quizplus · Accepted Answer

The driving force for ATP synthesis in mitochondria is the proton gradient (higher pH inside) created by the electron transport chain, which drives ATP synthase to produce ATP.

What Best Describes the Driving Force for ATP Synthesis in the Mitochondria