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Old 09-23-2012, 09:14 PM
al27052 al27052 is offline
Join Date: Apr 2011
Posts: 1,331
IIRC, the MRCA (most recent common ancestor) lived around 3000-5000 years ago, give or take. This is the person who was alive, most recently, that all humans are descended from. If a generation is 30 years, that's around 100-150 generations.

Here's the wiki on MRCA