★ Eye in Color Vision Quiz
How do the signals from the rods and cones reach the brain?
A. Through the cornea
B. Through the lens
C. Through the optic nerve
D. Through the iris
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What does the opponent-process theory suggest about color vision?
A. Colors are perceived through the photoreceptive cones only
B. Colors are perceived through a system that uses opposing colors
C. Only one type of cone is activated at a time
D. Colors are not processed in the brain
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