"The regular and simultaneous occurrence in a single interbreeding population of two or more discontinuous genotypes. The concept includes differences in genotypes ranging in size from a single nucleotide site ( polymorphism,single nucleotide) to large nucleotide sequences visible at a chromosomal level."@en . "0010-05-25T00:00:00Z"^^ . . "0010-05-25T00:00:00Z"^^ .