If a Drug That Specifically Prevented the Interaction of Cytochrome

question 96

Multiple Choice

If a drug that specifically prevented the interaction of cytochrome c with other proteins was added to respiring mitochondria in a test tube, what effects would be observed?

• A) ATP synthesis would immediately stop.
• B) Oxygen consumption would increase.
• C) Reduced cofactors (NADH/FADH₂) would accumulate.
• D) Coenzyme Q would become oxidized.
• E) Proton export from the matrix would increase.

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