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The linkage to markers on Xq28, the subtelomeric region of the long arm of the sex chromosome... [indicated] a statistical confidence level of more than 99 percent that at least one subtype of male sexual orientation is genetically influenced.
| Agree | Does homosexuality have a significant genetic component? | Agree |
It is reported here that male-male courtship behavior is evoked instantaneously in the fruit fly Drosophila by conditional disruption of synaptic transmission. A temperature-sensitive allele of the Drosophila dynamin gene shibire (shi(ts1)) was expressed by using the GAL4/UAS system to disrupt synaptic transmission from GAL4-positive neurons in a temperature-dependent manner.
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