What Is Directly Responsible for Pumping Protons Out of the Mitochondrial

question 56

Multiple Choice

What is directly responsible for pumping protons out of the mitochondrial matrix?

• A) protein complexes I, II, III, and IV
• B) cytochrome c and ubiquinone
• C) protein complexes I and III
• D) protein complexes I, III, and IV
• E) NADH and FADH₂

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