what-role-does-the-proton-gradient-play-in-the-symport-of-protons-and-inorganic-

Question

What role does the proton gradient play in the symport of protons and inorganic phosphate?

Accepted Answer

It provides the energy needed for the symport process.

Answer

It oxidizes NADH to provide energy for symport.

Answer

It directly binds to phosphate to facilitate transport.

Answer

It pumps phosphate out of the mitochondrial matrix.