BRCZimmer Ch13 7-2.qxp:Layout 1 6/27/09 10:54 ... - Evolution

few days of a virus’s rapid evolution. Evolutionary medicine can lead to concrete changes in how doctors practice medicine—such as the ways in which they pre-scribe antibiotics to kill infectious bacteria. It also offers deeper lessons about what it means to be human. Natural selection may be able to shape complex ................
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