Question

The measure of potential energy stored as a combination of proton and voltage gradients across membrane is termed as ____________

(a) Proton motive force

(b) Electron motive force

(c) Molecule motive force

(d) Ion motive force

I have been asked this question during a job interview.

My doubt is from ATP Synthesis in section Oxidative Phosphorylation and Photophosphorylation of Biochemistry

Answer 1

Correct answer is (a) Proton motive force

Explanation: The measure of potential energy stored as a combination of proton and voltage gradients across membrane is termed as proton motive force.