Why is the inflow of sodium ions into a photoreceptor cell called "the dark current"?
a...
Why is the inflow of sodium ions into a photoreceptor cell called "the dark current"?
a.) it causes photocells to stop working.
b.) it causes blindness.
c.) the inflow of ions occurs when the receptor is not receiving light.
d.) it only occurs with wavelengths outside of the visible spectrum.
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