Give them a little booze, and fruit flies get rowdy. After too much alcohol, they’ll stagger and, eventually, pass out. But for a select few flies, alcohol’s effects are much weaker. Now, scientists have identified the genetic mutation responsible for this difference.

[Read](http://www.seedmagazine.com/news/2006/11/mutant_fruit_flies_have_geneti.php “Read the Story”) (Seed Magazine)