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Tag Archives: gene flow
The Kennewick, and the Oase I
Last week was glorious for ancient DNA enthusiasts – here are some quick blurbs on findings from genomic analyses of the Kennewick man, and the Oase I individual. The ancestry and affiliations of Kennewick Man, Rasmussen et al. (2015) Nature DOI: … Continue reading
Posted in evolution, genomics, Paleogenomics, population genetics
Tagged gene flow, genomics, Homo sapiens, population genetics, population structure
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Genomic history of Eurasia
The route of modern humans out of Africa has been contentious, with archaeological and genetic finds pointing towards a route through Egypt, versus one through Ethiopia. Pagani et al. (2015) analyze the genomic admixture of individuals sampled from both Egypt … Continue reading
Posted in genomics, Paleogenomics, population genetics
Tagged gene flow, genomics, Homo sapiens, population genetics, population structure
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Gene flow and Population Fitness
Fitness effects of gene flow (both advantageous and deleterious) have garnered plenty of recent press and scientific exploration. At the population level, the concepts and consequences are notoriously familiar. In the context of immigration, they reduce to existing genetic variation, … Continue reading
THREAT DOWN! Gene flow from polar bears into brown bears
What do you get when you cross a male polar bear with a female brown bear? Trick question: Nothing, because it doesn’t really happen!*