For men only. Recommended level of Y-DNA tests. 37-marker matches are highly likely to be related within the past 8 generations. Provides genealogically relevant matches and recent ancestral origins. Recommended for confirming a genealogical relationship with another male. Provides your Haplogroup: deep ancestral origin of the paternal line.
Examines 37 short tandem repeats (STRs) on the Y (male) chromosome.