Article
The evolutionary origin of complex features.
Nature - 8 May 2003
Lenski Richard E, Ofria Charles, Pennock Robert T, Adami Christoph
Abstract excerpt
A long-standing challenge to evolutionary theory has been whether it can explain the origin of complex organismal features. We examined this issue using digital organisms--computer programs that self-replicate, mutate, compete and evolve. Populations of digital organisms often evolved the ability to perform complex logic functions requiring the coordinated execution of many genomic instructions. Complex functions...
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