Which of the following structures are the sensory receptor cells active in dim light?
A) cones
B) lens
C) rods
D) optic disk
C) rods
Rods are active in dim light. Cones are active in bright light. The lens focuses light
rays onto the retina. The optic disk is where the retinal blood vessels enter and exit the eyeball
and where the optic nerve leaves the eyeball.
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Write the correct meaning for KS:
What will be an ideal response?