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Active Transport
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AP Biology
APB.139 Active Transport
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Vanadate inhibits many P-type ATPases by blocking their phosphorylation step. Which transport process would be directly reduced?
A
A K+ channel allowing K+ to leave the cell down its gradient.
B
A plasma membrane Ca2+ pump exporting Ca2+ from low cytosolic concentration to higher extracellular concentration.
C
A GLUT carrier moving glucose down its concentration gradient.
D
An aquaporin allowing water movement toward higher solute concentration.
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