Multiple Choice
The sodium-potassium exchange pump
A) must re-establish ion concentrations after each action potential.
B) transports sodium ions into the cell during depolarization.
C) transports potassium ions out of the cell during repolarization.
D) moves sodium and potassium in the direction of their chemical gradients.
E) requires ATP to function.
Correct Answer:
Verified
Correct Answer:
Verified
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