Genetic admixture, the result of interbreeding between two or more previously isolated populations within a species.
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Mixture, the chemical substance which results when two different materials are combined without occurrence of chemical reactions
As a form of racial admixture, Caspian subtype represented among; Azerbaijanis, Kumuks, Kurds, Turkmens and Talyshs.
However, this does not negate a possible Medieval Jewish origin for some of the Pashtun sub-tribes, but this would depend on the frequency of G2b among the Pashtuns, since any Jewish genetic admixture in relatively recent times would have been limited in scope.
About 100,000 years ago, some H. sapiens sapiens migrated from Africa to the Levant and met with resident Neanderthals, with some admixture.
There is also an admixture of other pioneer settlers collectively known as the Ekos.
Some Louisiana urban environments have a strong multicultural and multilingual heritage, influenced by an admixture of 18th century French, Spanish, Native American (Indian) and African inhabitants.
It seems more probable, however, that it was founded in the 5th century BC by Greeks from Massalia (Marseilles), perhaps with an admixture of colonists from neighbouring Emporion (today's Empúries).
George Scott Williamson (1884-1953) and Innes Hope Pearse (1889-1978), a husband and wife team, opened the Pioneer Health Centre in an area - Peckham, south east London, which was chosen because "this populace roughly represents a cross-section of the total populace of the nation with as widely differing a cultural admixture as it is possible to find in any circumscribed metropolitan area" - in a house in Queen's Road SE5 in 1926.
The eugenicist Madison Grant argued that the Nordic race had been responsible for most of humanity's great achievements, and that admixture was "race suicide".