Contact: Denise Brehm
Massachusetts Institute of Technology, Department of Civil and Environmental Engineering
Caption: This is a model of ecological differentiation in bacteria. Thin arrows represent recombination within or between ecologically associated populations. Thick colored arrows represent acquisition of adaptive alleles for different microhabitats.
Credit: John Kaufmann
Usage Restrictions: This image may be used only in conjunction with stories about the research and with appropriate credit given.
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