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The Evolution of Human Skin Colour | BBC Earth Science
Why do humans have such a wide range of skin tones? The answer lies in our long relationship with the sun. Discover how UV light shaped the evolution of melanin and influenced human adaptation across the globe. Best of Earth Science: http://bit.ly/EarthLabOriginals Best of BBC Earth: http://bit.ly/TheBestOfBBCEarthVideos This is a channel from ...
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