No. Y-chromosome DNA SNP (single nucleotide polymorphism) test results are definitive. They are not [...]
The first version of the Y Chromosome Consortium’s (YCC) tree was the YCC 2002 [...]
The need to test for your Y-Chromosome DNA (Y-DNA) haplogroup depends on your research [...]
On the Y-DNA – Haplotree page, what do the letters and numbers in the Haplogroup Information box mean?
We show the SNP (single nucleotide polymorphism) results from our Y-DNA SNP tests (transferred [...]
On Public Project Websites, why are some haplogroups shown in red? Why are other haplogroups shown in green?
On Public Project Websites, a Y-chromosome DNA (Y-DNA) haplogroup is shown in red when it has been [...]
If your interest is in your ancient ancestry and historic migrations then an extensive [...]
What is the difference between a Y-chromosome DNA (Y-DNA) haplogroup project and a surname or paternal lineage project?
Both types of group projects look at the direct paternal lineage. However, they have [...]
A Y-DNA haplogroup project is a group project based on the results of Y-chromosome DNA [...]
Haplogroups and their subclades (branches) mark human migrations. Thus, learning about haplogroups can tell [...]
Y-chromosome DNA (Y-DNA) haplogroups are the major branches on the human paternal family tree. Each [...]