Membrane transporters that couple the downhill flow of one species to the uphill flow of another species in the opposite direction are called
A) antiporters.
B) symporters.
C) exchangers.
D) P-type transporters.
E) None of the answers is correct.
Correct Answer:
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Q19: Membrane pumps _(consume, produce, or transduce) energy.
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Q21: When an uncharged molecule moves from a
Q22: Ion channels
A) can be selective.
B) exist in
Q23: How does the potassium channel maintain selectivity
Q25: What is simple diffusion? Provide an example.
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A) between nerve
Q27: Which of the following are true about
Q28: In the potassium ion channel, which of
Q29: As potassium moves through the ion channel,
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