Eye color

:This article is about the geographical distribution and social connotations of eye color in humans. For an anatomical explanation of the pigmentation of the iris, see iris (anatomy).

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Human beings have many variations in eye color. Eye color is a polygenic trait and is determined by the amount of melanin present in the eye. A small amount of melanin will result in blue eyes, a larger amount will result in green eyes, and brown eyes represent melanin-rich irises.

Related Topics:
Polygenic - Melanin

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