Phebe Brewer 1820 TN. Maternal lineage explanation.
I have been asked if this mtDNA testing could can be done via one of Phebes sons daughters and the answer is, No. It haa to be Phebes dau's dau's dau.ect.
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All males are xy and all females are xx.
The y in males are dealt with for direct lineage w/o any interference with the female
The mtDNA in females are dealt with for direct maternal lineage w/o any interference with the male.
MitrochondraDNA is differant from the X chromosone and is strictly maternal...........................Doug.