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kickysnana

(3,908 posts)
Fri Aug 22, 2014, 06:21 PM Aug 2014

Attn: DU Judges Average European user 2.7% Neandrethal DNA according to 23andme.com

Far east has Denisovans heritage about 2%, closer to Neanderthals than humans. Africans have none. I have 2.8 according to 23andme.com. So I am mixed species.

If you want to know more Google or go to DU Anthropology for the latest.

Genetic Evidence for Neanderthals

From bones like these three (Vi33.16, Vi33.25, Vi33.26) found in the Vindija cave in Croatia, scientists extracted Neanderthal DNA. Using these samples they painstakingly assembled the Neanderthal genome sequence.
More about Neanderthals

Neanderthals were a group of humans who lived in Europe and Western Asia. They are the closest evolutionary relatives of modern humans, but they went extinct about 30,000 years ago. The first Neanderthals arrived in Europe as early as 600,000 to 350,000 years ago. Neanderthals — Homo neanderthalensis — and modern humans — Homo sapiens — lived along side each other for thousands of years. Genetic evidence suggest that they interbred and although Neanderthals disappeared about 30,000 years ago, traces of their DNA — between 1 percent and 4 percent — are found in all modern humans outside of Africa. Apart from the curiosity of finding what percentage of a modern human's genome is Neanderthal, the information has great value for science. By comparing our DNA with Neanderthal DNA, scientists can detect the most recent evolutionary changes as we developed into fully modern humans.
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Attn: DU Judges Average European user 2.7% Neandrethal DNA according to 23andme.com (Original Post) kickysnana Aug 2014 OP
Interesting. I do have one question: why is there none in African people? jwirr Aug 2014 #1
Because Neanderthals are European flyingfysh Aug 2014 #2
Ah - pure blood! jwirr Aug 2014 #4
They didn't live in Africa, so they only bred with humans in their vicinity arcane1 Aug 2014 #3
how about asia and natives from the american continents ? JI7 Aug 2014 #5
It is constant but a lesser degree in Africa. gordianot Aug 2014 #7
I think there are about 5000 posts, discussions on NA DNA ancestry kickysnana Aug 2014 #8
As a species Homo Sapiens originated in Africa. gordianot Aug 2014 #6
True. kickysnana Aug 2014 #9

flyingfysh

(1,990 posts)
2. Because Neanderthals are European
Fri Aug 22, 2014, 06:33 PM
Aug 2014

So Africans whose ancestors never left Africa have no Neanderthal ancestry.

 

arcane1

(38,613 posts)
3. They didn't live in Africa, so they only bred with humans in their vicinity
Fri Aug 22, 2014, 06:34 PM
Aug 2014

And Africa has only a tiny strip of land that makes it accessible, so there likely wasn't a whole lot of back and forth travel.

gordianot

(15,240 posts)
7. It is constant but a lesser degree in Africa.
Fri Aug 22, 2014, 06:59 PM
Aug 2014

What can you say? Our ancestors liked to reproduce.

kickysnana

(3,908 posts)
8. I think there are about 5000 posts, discussions on NA DNA ancestry
Fri Aug 22, 2014, 08:18 PM
Aug 2014

I am sure it was discussed there and perhaps when I am more alert I can try to search out what they have to say and get back to you.

gordianot

(15,240 posts)
6. As a species Homo Sapiens originated in Africa.
Fri Aug 22, 2014, 06:56 PM
Aug 2014

They encountered other human species as they migrated out of Africa. It is theorized the male offspring of mixed species were sterile so we get our Neanderthal and other humanoid DNA from females who were not sterile. Too bad this information was not available for the crowd in Europe who formulated public policy on so called racial purity mid 20th Century.

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