Which of the Following Statements About the Na⁺-K⁺ Pump Is

question 148

Multiple Choice

Which of the following statements about the Na⁺-K⁺ pump is incorrect?

• A)Phosphorylation of the pump must occur before K+ can attach to its binding site.
• B)It has ATP synthase activity.
• C)It helps decrease Na+ and K+ concentration gradients across the plasma membrane.
• D)It regulates cell volume by controlling the concentration of solutes inside the cell.
• E)Its action is important for secondary active transport.

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