There are two theories of color vision. The _____ theory correctly describes color vision in the retina, while the _____ theory correctly explains color vision in the ganglion cells and visual cortex.
A) frequency; place
B) place; frequency
C) opponent-process; trichromatic
D) trichromatic; opponent-process

Question

Quizplus · Accepted Answer

The trichromatic theory (also known as the Young-Helmholtz theory) explains color vision at the level of the retinal cone cells, while the opponent-process theory (also known as the Hering theory) explains color vision at the level of the ganglion cells and beyond to the visual cortex. Therefore, option D is the correct answer.

There Are Two Theories of Color Vision