The Israeli-born son of a Holocaust survivor told a newspaper he wasn't Jewish by religious law - and had access to state services temporarily frozen, and his nationality put under review. But this is no isolated incident: Religion plays an increasingly dominant role in the mechanisms of the state. Haaretz today reports of yet another way to fall between the cracks of the hopelessly politicized "who's a Jew" question: Making a careless comment to a newspaper. A kibbutznik by the name of Itay Bar gave an interview to the Haaretz Family Affair section last Friday, and made a fatal mistake.…