Ever wonder what drive some people to every spatter fest that progress to the dramatics , while others fly the elbow room any time a zombi flashes on the television ? Researchers at the University of Bonn have fall upon that a cistron may be responsible for your fear of monster movies . Click through for more on the bailiwick , and the evolutionary benefits of the heebie jeebies . researcher identified a particular variant of the COMT cistron , which affect the brain ’s ability to keep emotional responses in check . They examine 96 women for this variance and then show them a series of pleasant , neutral , and aversive images :
The scientists discover that those carrying two copies of it were significantly more startled by fearsome images than others . By contrast , those who had one copy of the gene and one transcript of another version were able to keep their emotion in check far more pronto .
This discovery explain more than your irrational fear of killer clowns . This adaptation of the COMT gene is absent in our primate cousins , provide clew to the path of human evolution :
[ investigator Christian Montag ] said the propensity to scare more easily could have offered an evolutionary vantage to human being . While bravery appear to be value in the beast realm , rashness could have been a disadvantage to humans with their larger mental capability to go away and figure a problem out . Mr Montag read : “ It was an vantage to be more anxious in a dangerous environment . ”
Horror picture show cistron that build some scream while others laugh[Daily Telegraph ]
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