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Fighting Like a Girl or Boy Determined By Gene in Fruit Flies

physorg.com — The results confirm that a gene known as “fruitless” is a key factor underlying sexual differences in behavior. The findings mark a milestone in an unlikely new animal model for understanding the biology of aggression and how the nervous system gives rise to different behaviors.

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  • VolatileWhimsy, on 10/12/2007, -0/+1"Males missing the proteins do not court females, and they sometimes court males, other research groups have shown. Females with a male version of the gene perform the male courting ritual with other females. "
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