Which type of transmembrane protein is directly responsible for maintaining the propagation of action potentials across an axon once it has been initiated?

A) Sodium-potassium pumps
B) Voltage-gated potassium channels
C) Voltage-gated sodium channels
D) Voltage-gated calcium channels
E) Ligand-gated ion channels


Answer: C) Voltage-gated sodium channels

Biology & Microbiology

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