APFIVE Effect of ATP Depletion on Glucose Transport
Cells are placed in a solution containing a non-metabolizable glucose analog and a metabolic inhibitor that depletes the cell’s supply of ATP. Which of the following best predicts the intracellular concentration of the glucose analog over time?
A
It would equilibrate with the external concentration
B
It would increase above the external concentration
C
It would remain at zero regardless of external concentration
D
It would fluctuate cyclically as transporters change conformation
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