Because each form of iodopsin is most sensitive to light in roughly the red, green, or blue region, the three types of cones fire nerve impulses at different rates to produce various color sensations, according to which theory of color vision?
A)gate-control
B)opponent-process
C)primary stage
D)trichromatic

Question

Quizplus · Accepted Answer

The trichromatic theory of color vision explains how the three types of cones in the human eye are each sensitive to different wavelengths of light (roughly red, green, or blue), and how variations in their firing rates can produce the perception of different colors.

Because Each Form of Iodopsin Is Most Sensitive to Light