[pjr12345]

what about their required genealogies? What about being an “israelite” only if your mother was? Science can’t reproduce that.

[redgolum]

True. But that is where the genetic tests came in.

There are communities of Jews who can or claim to trace their families back to the historical kingdom of Israel. The DNA was looked at, and certain common markers were found. That later was used to ascertain if someone was “Jewish”.