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Family Tree DNA Learning Centre at https://www.familytreedna.com/learn/
[4th April 2014]
Y-haplotree as maintained (upto 2020) by the International Society of Genetic Genealogy (ISOGG):
ISOGG y-Haplotree: http://www.isogg.org/tree/
Family Finder $59 & mtFull Sequence $119 During our Mother's Day Sale! Save even more when you bundle together! Now Through May 15th.