

MCQOPTIONS
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1. |
Each Adenosine Triphosphate (ATP) molecule is used for , |
A. | three sodium ions are pumped out of the cell |
B. | two sodium ions are pumped out of the cell |
C. | three sodium ions are pumped into the cell |
D. | two sodium ions are pumped into the cell |
Answer» B. two sodium ions are pumped out of the cell | |