TNPSC Thervupettagam

​​​​Modern Human Origin @ Botswana

October 31 , 2019 1660 days 889 0
  • Scientists have discovered that Modern humans emerged 2,00,000 years ago in a region of northern Botswana, Africa.
  • While it has long been known that modern humans (Homo sapiens) originated in Africa, scientists have until now been unable to pinpoint the precise location of our species’ birthplace.
  • A team analysed mitochondrial DNA samples from 1200 Khoesan people to arrive at the conclusion.
  • Mitochondrial DNA, which is passed down exclusively from mother to child, was used to map out the oldest known maternal line of humans alive today.
  • Researchers suggest that the swathe of land south of the Zambezi River became a thriving home to Homo sapiens 200,000 years ago.

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