Page 279 - 53rd Annual Drosophila Research Conference

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Poster Full Abstracts - Evolution and Quantitative Genetics
Poster board number is above title. The first author is the presenter
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transgenic population arises with small eyes and a different venation pattern that fulfills the criteria of a new species according to Mayr's “Biological Species
Concept”. The genetic circuit entails the loss of a non-essential transcription factor and the introduction of cryptic enhancers. Subsequent activation of those
enhancers causes hybrid lethality. The transition from “transgenic organisms” towards “synthetic species”, such as Drosophila synthetica, constitutes a safety
mechanism to avoid hybridization and competition with wild type populations and preserve natural biodiversity. Drosophila synthetica is the first transgenic
organism that cannot hybridize with the original wild type population but remains fertile when crossed with other identical transgenic animals.