Sentence examples for a founding population from inspiring English sources

Dr. Willerslev's interpretation was that the ancestors of Native Americans had already separated from the East Asian population when they interbred with the people of the Mal'ta culture, and that this admixed population then crossed over the Beringian land bridge that then lay between Siberia and Alaska to become a founding population of Native Americans.

Thus, estimating a founding population size is less precise than often presumed.

The sparse record means that the paper's models can't distinguish between a founding population of 5000 that grew little and a founding population of 100 that quickly multiplied to 5000, he says.

The results of such a test suggest a bottleneck for maize domestication of just 10 generations and a founding population of only 20 individuals ( 8).

He also thinks a founding population in the thousands is reasonable and could force scholars to rethink their ideas about early seafaring.

But as Delcourt and Delcourt (2004 150) observed, "the archeological evidence supports a founding population for Clovis people that arrived first along the Coastal Atlantic Seaboard…(and) dispersed westward.

Under the assumptions of an Allee effect and diffusive dispersal, the idea of ecological size thresholds fits well with the ecological evidence that a large founding population is a primary cause of successful establishment (Lockwood et al. 2005; Colautti et al. 2006).

Worth noting in the current data set is the absence of differentiation of Eritrean populations along their geographical and linguistic affiliation, which may be a reflection of their admixture or a common founding population with subsequent drift.

The aim of our study was to determine whether managed gene flow between natural and captive environments was effective at reducing genetic divergence relative to a wild founding population over three generations in a Chinook salmon supportive breeding program.

Given the greater resolution afforded especially by the expanding molecular genetic record of Native American populations, it is still not clear that we can distinguish between a single founding population and several founding groups that derive from a common source population.

According to the authors, this particular distribution is most consistent with the hypothesis that all modern Native Americans derive from a common founding population, in accordance with the scenario depicted by the more recent uniparental loci studies.