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Tag: Daven Presgraves

What makes a species different?

What makes a species different?

January 2, 2019

New Rochester research points to the presence of “selfish genes,” whose flow among species may dictate whether two species converge or diverge.

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Scientists discover gene controlling genetic recombination rates

Scientists discover gene controlling genetic recombination rates

April 19, 2018

Some species have evolved to display far more genetic crossover than others, and scientists in Rochester have discovered a gene in fruit flies that is responsible for the evolution of these recombination rates.

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‘Selfish’ DNA flouts rules of inheritance

‘Selfish’ DNA flouts rules of inheritance

February 24, 2016

If researchers aren’t careful, they may be hoodwinked into thinking that a selfish gene is one that has some evolutionary advantage, says Daven Presgraves, an evolutionary geneticist at the University of Rochester.

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