Which Statement About Proton Pumping Across the Plasma Membrane of Plants

question 28

Multiple Choice

Which statement about proton pumping across the plasma membrane of plants is not true?

• A) It requires ATP.
• B) The region inside the membrane becomes positively charged with respect to the region outside.
• C) It enhances the movement of K⁺ ions into the cell.
• D) It pushes protons out of the cell against a proton concentration gradient.
• E) It can drive the secondary active transport of negatively charged ions.

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