Friend of mine was invited to a wedding of Jewish friends, and commented to them how impressed she was that they'd invited all their Arab friends along to the wedding as well (she was being sincere, not sarcastic). The conversation got rather chilly after that...

DNA tests aren’t banned in Israel.

If that's true, then great! Then we can do mass ancestry tests to establish the subpopulation that is indigenous to the region of historic Palestine. Let's do it.

It’s extremely regulated, especially conducting research into the ancestry of Israelis. Which makes you question the legitimacy of the research coming out of Israel about this topic, Not to mention that respected Israeli researchers who colored outside of the party line were reprimanded or called self-hating Jews.