[VadeRetro]

Family names are (in Western cultures at least) carried by the male line. The studies showing "mitochondrial Eve" use genes that show only the female line. You can't prove you're related to your own father with mtDNA. That's Junior's point.

[VadeRetro]

You can't prove you're related to your own father with mtDNA. That's Junior's point.

Another way of putting it, your mtDNA line can die out but your nuclear genes can be spreading around the world at the same time.