Encyclopedia of Entomology

2008 Edition
| Editors: John L. Capinera

Genetic Distance

Reference work entry
DOI: https://doi.org/10.1007/978-1-4020-6359-6_1057

A measure of the evolutionary divergence of different populations of a species, as indicated by the number of allelic substitutions that have occurred per locus in the two populations. The most widely used measure of genetic distance is that of Nei (1972), D = -ln(I).

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© Springer Science+Business Media B.V. 2008