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Biology 1406 Chap 7

Question:
Which of the following transporters does not use passive transport to move molecules across a membrane?
A) GLUT-1 glucose transporter
B) Sodium–potassium pump
C) Valinomycin
D) Gramicidin ion channel?
Answer:
Sodium-potassium pump

This pump uses the energy provided by ATP hydrolysis to transport sodium and potassium ions across the membrane.
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Last update by garydfreeman on 12/08/2012
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Biology 1406 Chap 7
Biology 1406 Chap 7
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Free Flashcard From Biology 1406 Chap 7
Question: Which of the following transporters does not use passive transport to move molecules across a membrane?A) GLUT-1 glucose transporterB) Sodium–potassium pumpC) ValinomycinD) Gramicidin ion channel?
Answer: Sodium-potassium pumpThis pump uses the energy provided by ATP hydrolysis to transport sodium and potassium ions across the membrane.