Sentences with phrase «anatomically modern human populations»

Not exact matches

While fossil records prove that some anatomically modern human groups reached the Levantine corridor (the modern Middle East) as early as 100,000 years ago, genetic testing indicates that human populations inhabiting the globe today descended from a single group that migrated from Africa only 70,000 years ago — an unexplained gap of 30,000 years.

It is widely acknowledged that during this time, anatomically modern humans started to move out of Africa and assimilate coeval Eurasian populations, including Neanderthals, through interbreeding.

If so, and if, as the team's estimates suggest, the variant became established in the human population during the last 200,000 years of human history — roughly the time at which anatomically modern humans arose — the gift of gab may have been a driving force in their expansion.

The work began, according to Balloux, when the pair decided to combine their data sets on human populations and pathogens to see if they could determine «when Helicobacter pylori first infected humans and [if this could] shed light on when and how anatomically modern humans colonized the world.»

According to this view, archaic humans were not replaced by anatomically modern humans, but rather, gene flow between Africa, Europe, and Asia, led to the evolution of modern humans from local populations.

These include the discovery of interbreeding between anatomically modern humans and extinct hominins; the development of an increasingly detailed description of the complex dispersal of modern humans out of Africa and their population expansion worldwide; and the characterization of many of the genetic adaptions of humans to local environmental conditions.