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Why Do Women Live Longer Than Men? Monash University and Lancaster University Study  
8/3/2012 7:12:48 AM

Scientists believe they have discovered a clue to why women tend to live longer than men - by studying fruit flies. Writing in Current Biology, they focus on mutations in mitochondrial DNA - the power source of cells. Mitochondria are inherited only from mothers, never from fathers, so there is no way to weed out mutations that damage a male's prospects
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