Originally Posted by 2HousePlague

After, even a FEW generations -- much less thousands of generations -- wouldn't there come into evidence some GENETICALLY-DETERMINED attributes, which, for having been segregated within a reproductive pool defined by external culture over a long period of time, become EXCLUSIVELY ASSOCIATED with that external culture -- such that a person, like myself, who never went to Schul, or studied Hebrew or had a BarMitzvah, could be Jewish enough by BLOOD (whether or not his mom was Jewish) to both FEEL Jewish, and BE Jewish, on some essential level (nature) which the circumstances of his birth and life (nurture) could never suppress?

Thoughts?