3 ms·
Doesn't that assume no overlap? It seems like the odds of 2^n unique ancestors would be pretty low by the time you get to 10.
by bradleyjg 13y ago
Doesn't that assume no overlap? It seems like the odds of 2^n unique ancestors would be pretty low by the time you get to 10.
- maxerickson 13y agoThis seems like a reasonable discussion of the issue: http://gcbias.org/2013/11/11/how-does-your-number-of-genetic-ancestors-grow-back-over-time/ http://gcbias.org/2013/11/11/how-does-your-number-of-genetic... After ~15 generations your genealogical ancestors aren't all that likely to have contributed much to your DNA.