introgression Hear it!

introgression Definition

in·tro·gres·sion (-gres̸h′ən)

noun

the infiltration of genes from the gene pool of one species into that of another

Etymology: intro- + (di)gression

introgression Related Forms
in′·tro·gres′·sive (-gres′iv) adjective
introgression Usage Examples

Preposition: of

  • gene: There is likely to be strong selection pressure for introgression of genes which are beneficial to O. novo-ulmi.
  • transgenes: Thus, the introgression of a few individual transgenes is unlikely to have any major biological effect on genetic diversity in maize landraces.

Adjective modifier

  • genetic: The two species hybridize and hybrids are fertile, causing genetic introgression of Ruddy Duck genes in the wild population of White-headed Ducks.

Noun used with modifier

  • gene: Gaining parameters to populate models of gene introgression rates.