What function does the retina serve?
A) the retina contains the visual receptor cells.
B) the retina focuses light coming in the eye through the lens.
C) the retina determines how much light is let into the eye.
D) the retina determines which rods and cones will be activated by the incoming light.
E) the retina connects the two optic nerves and sends impulses to the left and right visual cortices.
Ans: A) the retina contains the visual receptor cells.
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