why-is-the-impermeability-of-the-inner-mitochondrial-membrane-to-ions-and-small-

Question

Why is the impermeability of the inner mitochondrial membrane to ions and small molecules crucial for oxidative phosphorylation?

Accepted Answer

It maintains the proton gradient necessary for ATP synthesis by ATP synthase.

Answer

It allows the free diffusion of glucose into the mitochondrial matrix.

Answer

It prevents the loss of ATP from the mitochondria.

Answer

It enables the direct synthesis of proteins within the intermembrane space.