(Updated December 2021) When commercial DNA testing began it focused completely on Y-DNA STR testing. While Y-DNA STR results can routinely be used to pinpoint a paternal origin
PART I. The hundreds of DNA Case Studies performed at Irish Origenes have revealed some fascinating findings with regards the ancestry of the Irish male.
By examining the genetic distance between selected members of the R-M222 family and comparing it to the timetable developed by Scottish Origenes one can determine when the R-M222 Adam lived.
