Dictionary of Human Evolution and Biology

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1. movement of individuals and cultural materials from one population to another, or from one location to another; one of Fagan’s four models used to characterize culture change. Migration may be either short- or long-term.

2. in genetics, the transfer of genetic information by the movement of individuals from one population to another, which movement may change allele frequencies in both populations; introgression.

See dispersion and gene flow.

3. movement of cells within the body.

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