Color vision.
D000818:Animals; D003118:Color Perception; D003117:Color Vision Defects / Q000503:physiopathology; D005724:Ganglia / Q000166:cytology / Q000502:physiology; D005829:Geniculate Bodies / Q000502:physiology; D006801:Humans; D008027:Light; D008297:Male; D009900:Optic Nerve / Q000502:physiology; D010786:Photoreceptor Cells / Q000502:physiology; D012168:Retinal Pigments
D012168:Retinal Pigments