A person with a deficiency in only one of the colour systems, such as red-green, would be considered a dichromat, while someone who is colour-blind in two colour systems is labelled __________.
A)colour blind
B)monochromat
C)trichromat
D)not colour blind

Question

Quizplus · Accepted Answer

Monochromats are individuals who can only perceive one color or variations of one color, due to a deficiency in two or all three of the primary color systems (red, green, blue). This condition is more severe than dichromacy, where only one color system is deficient.

A Person with a Deficiency in Only One of the Colour