Y Chromosomes
topic on 1 show · 1 statements across 1 episodes
1 statements about Y Chromosomes, every show
Reich: Global Y-chromosome lineages collapsed 5,000 years ago to a few males
“If you look at all the Y chromosomes of people today in most of the world, there are many, many shared male ancestors in each generation until about 5000 years ago. And 5000 years ago, there has collapsed down to a very small number of male ancestors of the gr…”