Science creates them, [lack of] phermones brings 'em back.
Discuss.Is there a switch that turns you gay? That's the startling question raised again by a recent experiment in which scientists said they were able to turn on and off homosexual behavior in fruit flies.
Researchers at the University of Illinois at Chicago said they discovered what they call a "gender blind gene," or GB, in male fruit flies. A mutation in this GB gene spurred the males flies to start courting other males, as well as females.
When researchers strengthened neural synapses in the brain, the male flies were attracted, rather than repulsed, by the smell of other male flies....
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