Gene pool describes the sum of all genetic variations (alleles) within a species. Many variations is considered healthy for a population of a species, whereas little genetic diversity (as in a monoculture or due to inbreeding) is considered harmful.
... in central Sweden, in the county of Dalarna. The municipality covers an area of 1500.7 km². Of the total population of 26450, 13112 are male, and 13338 are ...