Question

what is proton gradient​

Answer 1

Explanation:

The product of the electron transport chain. A higher concentration of protons outside the inner membrane of the mitochondria than inside the membrane is the driving force behind ATP synthesis.

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Answer 2

Answer:

The electrochemical proton gradient is a difference hydrogen ion concentration across a membrane producing a concentration gradient and an electrical potential gradient. These gradients together store potential energy in the cell which is available for work.