Question

Go through the following statements about the chemiosmotic mechanism – I. Protons are pumped across the membrane

II. Protons return through the membrane by way of a channel protein

III. ATP is required for protons to return

IV. The membrane in question is the inner mitochondrial membrane

V. Proton pumping is associated with the respiratory chain

• A. V is incorrect
• B. III is incorrect
• C. All are incorrect expect III
• D. Only III is correct

Answer 1

Answer: (B)

III is incorrect