What prevents an action potential from propagating in both directions along an axon?(A)During the

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60.What prevents an action potential from propagating in both directions along an axon?
(A)During the refractory period, a patch of membrane cannot conduct another action potential.
(B)The sodium channels allow the passage of ions in only one direction.
(C)ATP stores are temporarily exhausted following an action potential.
(D)Thesodium-potassium pumps are temporarily disabled by an action potential.
(E)All of the above

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