The membrane potential of rod and cone cells is around
A. -70 mV in the dark, and the cells hyperpolarize in the light.
B. -35 mV in the dark, and the cells hyperpolarize in the light.
C. -35 mV in the dark, and the cells depolarize in the light.
D. -70 mV in the dark, and the cells depolarize in the light.
Answer: B
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