WASHINGTON - When you pulled that lever or pushed that button Tuesday, your DNA may have played more of a factor in your decision than any ads, newspaper editorials or last-minute phone calls from the campaigns.
The Washington Times reports that new research indicates that inherited genes shape whether a voter is more liberal or conservative and can influence how strongly a person tilts toward one political camp or another.
Until now, political scientists believed that environmental factors, like how and where a voter was raised, determined his or her political ideologies.
Other scientists and researchers reject the idea that genes can determine someone's party affiliation.
However, science has also detected that the brains of liberals and conservatives operate differently, suggesting biological differences as well as political differences.
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