Your friend has trouble distinguishing the color red from the color green. You explain that he is color-deficient because his eyes
A) are too elongated or have a cornea that is too round.
B) were damaged by bright sunlight.
C) have larger blind spots than normal.
D) have rods but no cones.
E) do not have the photopigments stimulated by red or green light.

Question

Quizplus · Accepted Answer

Color deficiency, often referred to as color blindness, occurs when the eyes lack the photopigments that are sensitive to certain colors, in this case, red or green. This condition is typically genetic and affects the cones in the retina, which are responsible for color vision.

Your Friend Has Trouble Distinguishing the Color Red from the Color