What is the Y-Tree? How do I access it?

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Y-Tree is an interactive version of the current Y-Chromosome Consortium’s (YCC) phylogenetic tree and [...]

How does Family Tree DNA establish their Draft Tree?

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The Family Tree DNA Draft Tree is a proposed tree based upon the latest [...]

Who maintains Y-Tree?

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Y-Tree is maintained through the shared efforts of the staff in the Genomic Research [...]

Why has part of the Y-Tree changed?

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When a new Y-Chromosome DNA (Y-DNA) DNA SNP (Single Nucleotide Polymorphism) is discovered, its [...]

I believe that I have found an error in Y-Tree. Who should I contact?

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If you have found a problem with Y-Tree, please contact us. Include in your [...]

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