A Simple Explanation of the Action of an Uncoupler of Mitochondrial

question 41

Multiple Choice

A simple explanation of the action of an uncoupler of mitochondrial oxidative phosphorylation is that it is any agent that

• A) blocks the oxidation of reduced cytochrome c by cytochrome oxidase.
• B) prevents formation of ATP by interacting with and blocking proton transport through the proton translocating ATPase.
• C) acts to conduct protons back into the mitochondrial matrix without accompanying formation of ATP.
• D) blocks proton conductance and slows oxygen uptake rates.

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