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‘Supergenes’ deal great damage, but kill themselves

Rochester researchers used fruit flies as model organisms to study Segregator Distorter (SD), a selfish genetic element that skews the rules of fair genetic transfer. Credit: J. Adam Fenster/University of Rochester In the ultimate example of short-term rather than long-term planning, biologists have discovered that so-called “supergenes” accidentally phase themselves out in their quest to …

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