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PHYSorg
Dec 18, 2014, 2:00 pm35 ptsThe evolution of trichromatic color vision in humans occurred by first switching from the ability to detect UV light to blue light (between 80-30 MYA) and then by adding green-sensitivity (between 45-30 MYA) to the preexisting red-sensitivity in the vertebrate ancestor. The detailed molecular and functional…
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