Have all humans the same 20000 genes and is the only difference the allele?
For example Peter has a black father and a white mother and Peter looks only white and Peter will have a white partner and his descendants will also have only white partners. Is it possible that one descendance could look like a black after 30 generations(whith only white partners in each generation) or not? (I know there will be race mixing after 30 generations, but ist is only a theoretic question)
Will the descendants after 30 generations still have genetic information of this black ancestry or is the possibility very high that the "black genetic informatin" will be "delated"?
Every human has 20000 genes and all humans have to 99% the same DNA.
Are there 19800 genes the same in every human and there are only 200 (1%) individual genes?
And between relatives there are maybee only 100 or 50 individual genes!?
Is this right?
Yes I have 20000 genes and my ancestors too.
But lets take a view on an ancestor 20 generations ago: I have 20000 genes, but (statistical) only 20000/(2^20)=0.2 genes of this ancestor.
I have 1048576 ancestors 20 generations ago and every one had 20000 genes, but I can't have 20000*1048576 genes.
So I can have 1048576 genealogic ancestors, but no more than 20000 genetic human ancestors.
Is this right?
Thanks!
Hello,
Is it poissible to have the DNA or gene of all ancestries?Because a human has 20000 genes.
And I have 10000 gene of my mother and 10000 gene of my father.
And 5000 of my grandpa and so on.
So lets go 20 generations back: I have 20000/(2^20)=0.02 gene of every ancestor who lived 20 generations ago.
So I lost many gene of my ancestors, right?
The maximum is to have information about 20000 ancestors.
Is the way I'm thinking right or wrong?
Thank You.<br class="Apple-interchange-newline">
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