During the resting state of a voltage-gated Na+ channel,

1. the inactivation gate is open.
2. the activation gate is closed.
3. the channel is permeable to Na+.

a) 1 only
b) 2 only
c) 3 only
d) both 1 and 2 are true.
e) all of these choices are true.


d

Anatomy & Physiology

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