Evolution. How does increased fitness evolve?
Populations of bacteria exposed to a new environment have undergone adaptive evolutionary change over 10,000 generations. These populations provide a testing ground for alternative models of long-term evolution.
Charlesworth
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Department of Ecology and Evolution, University of Chicago, Illinois 60637-1573, USA.
D000220:Adaptation, Biological / Q000235:genetics*; D005075:Biological Evolution; D004926:Escherichia coli / Q000235:genetics