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MELANIN -The Black Pigment (2)

MELANIN -The Black Pigment (2)

Why Are There Different Skin Colors? THE MOST IMPORTANT ADAPTATION THAT EARLY HUMANS DEVELOPED? THE ABILITY TO SURVIVE SUNLIGHT. In the heart of sub-Saharan Africa, where it is believed that all humans originally came from, the sun is incredibly intense. For early humans living near the Equator, they were getting pounded by sunlight and radiation all year long, and excessive UV radiation can be very harmful to the skin, resulting in abnormal growth of cells […]

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