The Mutations of a Color-Changing Fly (1 of 2) (IMAGE)

American Association for the Advancement of Science (AAAS)

The Mutations of a Color-Changing Fly (1 of 2)

Caption

Lightly and darkly pigmented Drosophila melanogaster are superimposed on a Rwandan landscape to illustrate the link between altitude and this trait in Africa. This image relates to an article that appeared in the Dec. 18 issue of Science, published by AAAS. The study, by Dr. Mark Rebeiz of the University of Wisconsin in Madison, Wis., and colleagues, was titled, "Stepwise Modification of a Modular Enhancer Underlies Adaptation in a Drosophila Population."

Credit

Image courtesy of John Pool

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