Article
On the origin and spread of an adaptive allele in deer mice.
Science (New York, N.Y.) - 28 Aug 2009
Linnen Catherine R, Kingsley Evan P, Jensen Jeffrey D, Hoekstra Hopi E
Abstract excerpt
Adaptation is a central focus of biology, although it can be difficult to identify both the strength and agent of selection and the underlying molecular mechanisms causing change. We studied cryptically colored deer mice living on the Nebraska Sand Hills and show that their light coloration stems from a novel banding pattern on individual hairs produced by an increase in Agouti expression caused by a cis-acting...
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