There are no jews in the old Testament. There are Israelites, Edomites, Kenites (Canaanites), Hittites, Sarmatians, etc. What you consider a jew is an Edomite or a Canaanite.
Ur was in Babylon. I lived there once. That's Arab territory now. No way to tell who the original inhabitants were at this point. All Arabs do is destroy.
We're all of one blood, simply the blood that stagnated or that which ran east became septic.
A targeted bioweapon that wipes out the jew would probably wipe out the Whites. I don't think most of the bioweapons developers realize this.