Which statement best describes the events responsible for the phase represented by the letter B in the figure?
A. the opening of sodium channels
B. the opening and closing of sodium channels
C. the opening of potassium channels
D. the closing of sodium channels and the opening of potassium channels
E. the opening of potassium channels and the closing of sodium channels
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Which statement best describes the events responsible for the phase represented by the letter B in t...
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