According to the trichromatic theory:
A) species that detect ultraviolet light perceive three colours that are outside of the range of humans.
B) three types of colour feature detectors in the visual cortex are responsible for colour perception.
C) three types of cones exist, each sensitive to a certain range of wavelengths.
D) the visual system treats triads of colour as antagonistic to each other.

Question

Quizplus · Accepted Answer

The trichromatic theory proposes that three types of cones exist, each sensitive to a certain range of wavelengths. This allows us to perceive all the colors of the spectrum through combinations of these three cone types.

According to the Trichromatic Theory