Multiple Choice
According to the trichromatic (Young-Helmholtz) theory, we perceive white when
A) all three types of cones are equally active.
B) both the red-green and the yellow-blue systems are at their neutral point.
C) a cone produces impulses at a high, steady rate.
D) cones fire impulses at the same rate as rods.
Correct Answer:
Verified
Correct Answer:
Verified
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