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Upper (rich) class in India is mostly vegeterian, including current prime minister. Historically, outclass eat meat as they were cut off from farm based civili

• danans 11y ago
  That pattern, to the degree it exists, is relatively recent, compared to the evolutionary time scale. It is no older than the religious encoding of vegetarianism in India, which is ~2k years old, and even that was widespread only at a later date. A better explanation is to compare to other populations with similar environments, like Africa. In fact the graphic in the article shows a similarly higher rate of the alleles in question.