Evolution: Ancient Britons rapidly adapted to cope with lack of sunlight

Date:


The DNA of people who lived in Great Britain thousands of years ago has markers of natural selection at work – and the driving force seems to have been a shortage of vitamin D



Humans



29 March 2022

Bronze age settlement

An artist’s impression of a Bronze age settlement

Lennart Larsen/Nationalmuseet

Natural selection was at work on Bronze Age Britons, ancient DNA reveals. Within the past 4500 years, evolution has acted on genes involved in the production of vitamin D – which people living in Britain are sometimes short of due to a lack of sunlight for much of the year.

The genetic changes have had knock-on effects on other traits, from the ability of people to
digest milk to their skin colour.

One of the ways evolutionary change can happen is through natural selection: …



Source link

Previous articleVOA Newscasts
Next articleVOA Newscasts

Share post:

Subscribe

spot_imgspot_img

Popular

More like this
Related

Black Friday smartwatch deals 2022: Fitbit, Apple Watch, and more

Yes, Black Friday smartwatch deals are already underway....

Best Black Friday graphics card deals 2022

Black Friday is just one day away, and...

Best Black Friday monitor deals 2022

Black Friday is one day away, but you...

Best Black Friday iPad deals 2022

iPads are always in high demand, which means...