May 7, 2015

Evolution in action: Mate competition weeds out GM fish from population

(May 7, 2015)  Purdue University research found that wild-type zebrafish consistently beat out genetically modified Glofish in competition for female mates, an advantage that led to the disappearance of the transgene from the fish population over time.

The study, the first to demonstrate evolutionary outcomes in the laboratory, showed that mate competition trumps mate choice in determining natural selection.

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