Color Blindness

A detailed Summary of Color Blindness


At the very back of your eye is the retina. It's about the size of a postage

stamp, and it contains millions of cells that are sensitive to light. Some of

these cells are called cones. Cones let you see color by combining the three

main colors (red, blue, and green) to make thousands of colors, from the

orange of your macaroni and cheese to the turquoise of a tropical fish.Even

though many people think that being color-blind means a person can't see

any color, this isn't true. Very few color-blind people see life the way it is on an

old black-and-white TV show. Instead, most people who are color-blind just have a

hard time telling the difference between certain colors.If you don't have the

correct chemicals in the cones, they may not let you see the right number of main

colors. Most people who are color-blind aren't able to see red or green.


Color blindness is usually an inherited sex-linked characteristic,

which traffic light means "go" and which one means "stop" because

the picture or number within the dots, he may be color-blind.Color

usually not related to visual acuity; it is significant, therefore, only when

they're always in the same order on stoplights. And people who are

recognize only black, white, and shades of gray. Color blindness is

Sometimes people can become color-blind after having certain kinds of

recognition is important, such as airline pilots, railroad engineers, and

example, when a kid who is color-blind looks at a green leaf, he sees a leaf that's



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Approximate Word count = 577
Approximate Pages = 2 (250 words per page double spaced)

Category: Science

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