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Hating Pork May be Genetically Determined, Duke University Study  
5/3/2012 7:16:12 AM

Next time a chef (or your partner) serves you up a bad piece of pork, don't be so quick to judge. For genetics appears to play a big role in how you perceive the taste of meat - specifically pig meat. And those of us with a gene called OR7D4 perceive a distinct scent - and describe it as resembling urine, onions or faeces.
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