In mitochondria, the energy released by electrons as they move through the electron transport chain is used to transport
A)electrons from the thylakoid matrix to the cytosol.
B)acetyl CoA into the Krebs cycle.
C)protons into the mitochondrial intermembrane space.
D)pyruvate into the first reaction of glycolysis.

Question

Quizplus · Accepted Answer

The energy released by electrons as they move through the electron transport chain is used to pump protons (H+) from the matrix into the intermembrane space, creating an electrochemical gradient, which is then used by ATP synthase to generate ATP.

In Mitochondria, the Energy Released by Electrons as They Move