The trichromatic theory states that there are three kinds of cones in the retina sensitive to these three colors: __________
A) yellow, brown, and red.
B) red, yellow, and green.
C) red, green, and blue.
D) blue, green, and yellow.

Question

Quizplus · Accepted Answer

The trichromatic theory, also known as the Young-Helmholtz theory, states that there are three kinds of cones in the retina sensitive to the colors red, green, and blue. These colors combine in different proportions to create the sensation of all other colors in the spectrum.

The Trichromatic Theory States That There Are Three Kinds of Cones