E. coli growing in a petri dish. (Credit: iStockphoto/Linde Stewart)From Science Daily:
Science Daily (Nov. 3, 2009) — Researchers at the University of Pennsylvania have developed a theoretical model that informs the understanding of evolution and determines how quickly an organism will evolve using a catalogue of "evolutionary speed limits." The model provides quantitative predictions for the speed of evolution on various "fitness landscapes," the dynamic and varied conditions under which bacteria, viruses and even humans adapt.
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