Biology 2
Kinard
1A
Gabe Shakkori
10/31/2011
Imagine wakeful up and not seeing the bright yellow suns rays perforate into your bedroom window. Envision the frustration of seeing a dull rainbow. Try to comprehend the pure disappointment of the lack of animation in a parade simply because you cant appreciate the brightly colored dancers and floats. This is the life of color invention people. I dont think I could storage atomic number 18a life like this do you?
Color vision is obdurate by the three qualities of color: hue (such as
red vs. green), fertilisation (that is, pure vs. blended colors), and brightness (that is,
vibrant vs. dull considerateness of light) . The essential difference between the
color blind and virtually people is that hues that appear different to most people smelling the
same to a color blind person. In some other words, having a color vision deficit means that the
king to discriminate hue, saturation, and brightness is reduced.
Color sightlessness may be partial (affecting vision of only some colors) or complete.
love color blindness is very r ar. Those with complete color blindness often have
other serious eye problems. Photosensitive cells in the eye called cones allow us to perceive color.
Cones are situated in the very center of the retina and contain three types of light-sensitive pigments able to
detect red, green, and blue. Those with color blindness have a deficiency or absence in
one or much of these pigments.
According to Rigden (1999),
Eight percent of Caucasian men are color blind. This is made up of 1% red blind
(protanope) and 1.1% blind (deuteranope) dichromate; 1% red insensitive
(protanomolous) trichromats,and 4.9% green-insensitive
(deuteranomolous) trichromats.Only 0.002% of men are blue-blind
(tritanopiatritanomalous conditions are not known)and 0.003% of men are
totally color blind
October/31/11
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