M.Sc. Bio-Chemistry (PU-CET P.G) 2017 Panjab University Entrance Exam With Answers

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75.

What is largely responsible for the negative resting membrane potential (around -70 mV) in a neuron?

A: Axonal insulation by Schwann cells.
B: Voltage-gated sodium channels opening.
C: The action potential.
D: Potassium leak currents

The answer is: D

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