Whether your roommate is Samantha Sleeps-Around or Paul the Prude, cut him or her some slack: People’s predilections for promiscuity lie partially in their DNA, according to a new study.
A particular version of a dopamine receptor gene called DRD4 is linked to people’s tendency toward both infidelity and uncommitted one-night stands, the researchers reported Nov. 30 in the online open-access journal PloS One.
via Sex, Relationships and Genetics | LiveScience.
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