Color blindness is due to an inherited lack of cone receptors.These retinas typically contain
A)one type of cone only.
B)two types of cones.
C)three types of cones.
D)four types of cones.
E)five types of cones.

Question

Quizplus · Accepted Answer

Color blindness is typically due to the absence or malfunction of one of the three types of cone cells in the retina, resulting in only two functional types of cones.

Color Blindness Is Due to an Inherited Lack of Cone