It is true that Jews are quite diffrent form other non-Jews in america at least. Now, The blond blue eye Jews that we meet in America and Europe are closely related to an Ancient tribecalled the Khasars from Poland or Russia. They adopted the Israeli Religion from Palesine and that's how we get modern Jewry.
International investigators to probe several cases of Syria chemical attacks (AP)
from the article: DNA links prove Jews are a 'race,' says genetics expert