Granted, the Ashkenazim do stick out, but as far as the Mizrachi Jews, you can't tell them apart from Arabs.
In fact, the Arabs frequently take advantage of this for infiltration purposes.
Biblically, they all come from the same father.
Badabing! Have a cigar!
Yeah, Satan.
>>Biblically, they all come from the same father.<<
All from the same father? Are you not familiar with the split between Esau and Jacob?
Perhaps this from the Bible will help you get started.
“Jacob have I loved, but Esau have I hated.”Romans 9:13