When Electrons Flow Along the Electron Transport Chains of Mitochondria

question 76

Multiple Choice

When electrons flow along the electron transport chains of mitochondria, which of the following changes occurs?

• A) The pH of the matrix increases.
• B) ATP synthase pumps protons by active transport.
• C) The electrons gain free energy.
• D) The cytochromes phosphorylate ADP to form ATP.
• E) NAD⁺ is oxidized.

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