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Lecture

BIOL 2330 Lecture Notes - Hearing Loss, Human Hair Color, Genetic Drift

by
3 pages59 viewsWinter 2013

Department
Biology
Course Code
BIOL 2330
Professor
J.Kalra

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Migration, or Gene Flow
The exchange of genes between different populations
Not a source of genetic variability but rather a reduce of genetic
variability
Random Genetic Drift
Random changes within a gene pool towards greater proportions
of specific gene expressions
Alleles can be more and more common because of chance (not
because of physical advantage)
Cougar (Puma concolor)
Distribution of Light Colored Hair in Europe
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