Shades of Flesh Tone: Tests reveal gene for people’s skin color
It’s no secret that skin comes in a vast array of shades. However, the genetics that control this phenomenon have remained a mystery. Researchers have now tracked down a gene that they propose plays a major role in determining each person’s skin color.
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Keith C. Cheng of the Penn State College of Medicine in Hershey, Pa., and his colleagues originally found this novel gene in zebra fish, an animal popular among scientists studying genetics.