Light
Color blindness is a condition where individuals have difficulty distinguishing between certain colors or cannot see them at all due to malfunctioning cones in the retina.
Photoreceptor cells in the retina that are responsible for detecting color. (e.g., red, green, blue)
The light-sensitive layer at the back of the eye that contains photoreceptor cells.
Malfunctioning: When something isn't working correctly or has a defect.