Lactase Persistence In Europeans

[Black Wolf]

I have a few questions about the origins of the main lactase persistence mutation T−13910 found among Europeans. I will start with this. Is it likely that the T−13910 mutation originated in just one person thousands of years ago?

[Kaspias]

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2722739/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1950831/