Multiple Choice
According to the trichromatic theory of color vision,
A) there are three types of cones, each sensitive to either red, green, or blue.
B) other colors besides red, green, or blue result from combinations of these three colors.
C) black and white sensations are produced by the rods.
D) all of these statements are true.
Correct Answer:

Verified
Correct Answer:
Verified
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