What is the function of selectivity filter amino acids in an ion channel?
A) They close the channel pore after ion passage.
B) They determine the preference for a particular ion.
C) They limit the number of ions passing through the channel.
D) They make sure that only positively charged ions move through the channel
E) None of the answers is correct.
Correct Answer:
Verified
Q26: Where are gap junctions found?
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,
Q30: What clues provided evidence of the mechanism
Q32: Channels that open in response to membrane
Q33: How does active transport differ from passive?
Q34: Which of the following is NOT correct
Q35: What are the similarities between sodium, potassium,
Q36: Multidrug resistance in tumor cells is
A) due
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