Inside an Active Mitochondrion, Most Electrons Follow Which Pathway

question 21

Multiple Choice

Inside an active mitochondrion, most electrons follow which pathway?

• A) glycolysis → NADH → oxidative phosphorylation → ATP → oxygen
• B) citric acid cycle → FADH₂ → electron transport chain → ATP
• C) electron transport chain → citric acid cycle → ATP → oxygen
• D) pyruvate → citric acid cycle → ATP → NADH → oxygen
• E) citric acid cycle → NADH → electron transport chain → oxygen

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