The sodium-potassium pump moves ions against their concentration gradients and helps maintain an electrochemical gradient across the plasma membrane.

Question

Quizplus · Accepted Answer

The sodium-potassium pump actively transports sodium ions out of the cell and potassium ions into the cell, both against their concentration gradients, which is essential for maintaining the electrochemical gradient across the plasma membrane.

The Sodium-Potassium Pump Moves Ions Against Their Concentration Gradients and Helps