haplogroup u

Hello to everyone, i already asked in another thread about R-L2. Now i'm curious about my mtdna, u4b, i did a 23andme test for see it. My mom is romanian but i saw is not so common this mtdna, can someone explain me what kind of mtdna is u4b and his story? Online i can't find a lot about this...

I will center this post on male lines since patriarchs and founding fathers are the responsible for creating nations and lead their clans during conquests. I will mention female lines too though. Around 50-70 thousand years ago, we have 2 "clans" of tribes, defined among other charachteristics...

The moors seem to have brought very few women, and among those it's mostly slaves. This could be due to the locations, maybe if there are palaces slaves are overrepresented...

https://www.biorxiv.org/content/10.1101/448829v1.full I wanted to comment on this paper, it shows something that striked me. Mal'ta site is already a very Eastern site for what you'd expect to be an ancestor of Europeans. It's in lake Baikal. But in this study, a 31k ya skeleton from the...