The space between the two membranes of the mitochondrion accumulates A) proteins. B) H⁺. C) carbohydrates. D) H₂O₂. E) CO₂.

Question

Quizplus · Accepted Answer

The space between the two membranes of the mitochondrion, known as the intermembrane space, accumulates H⁺ ions (protons) during the process of oxidative phosphorylation, which is part of cellular respiration. This proton gradient is used to drive ATP synthesis.

The Space Between the Two Membranes of the Mitochondrion Accumulates