Second degree cousins is not that close though. If every generation has three children, that’s 27 persons. I thinks that for most of human history excluding second degree cousins from the acceptable partners pool would have been impossible. Communities were not that big.
Well, yes. I meant in the sense we share on average 50% with each parent/siblings, 25% with grandparents, etc. I should have said genetics instead of DNA.
Second degree cousins is not that close though. If every generation has three children, that’s 27 persons. I thinks that for most of human history excluding second degree cousins from the acceptable partners pool would have been impossible. Communities were not that big.
Groups often came together to party and marry people.
There are even rules, like exogamy is common.
And if my maths is correct, you only share on average 12.5% of your DNA with them
your math may be wrong, because we have very similar genomes, even compared to complete strangers. hell, even between some species.
iirc 90% of dna is the same even between humans and plants. (Don’t quote me on that)
Well, yes. I meant in the sense we share on average 50% with each parent/siblings, 25% with grandparents, etc. I should have said genetics instead of DNA.
Of the variable alleles, not all DNA
(an ever increasing number of as the reference is constantly revised)
I can’t stop laughing.
That’s how it’s phrased in many other languages, german for example.
French also