Color Blindless
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Color blindness is the inability to distinguish particular colors. It
is generally an inherited trait, but can result from a chemical imbalance or eye
injury.
There are three primary colors. They are red, blue, and yellow. All
other colors are the results of different combinations of primary col ....
Middle of paper
.... with a-typical monochromatic vision has just one type of cone,
and can see just one color, and various shades of that color. This form is even
rarer than the "typical" monochro-matism.
Another, more common, form of color blindness is called dichromatism.
People with di-chromatic vision tend to confuse red, green, and gray, but can
easily distinguish blue and yellow. Some cannot even see the longest wavelengths
of light -- the red end. Though it is rare, others cannot see the short
wav ....
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Word count: 692
Page count: 3 (approximately 250 words per page)
