The original post: /r/todayilearned by /u/EssexGuyUpNorth on 2025-01-21 22:13:33.

Original Title: TIL about some of the names given to gene mutations bred into fruit flies by scientists. Cheap Date is a gene that increases susceptibility to alcohol, the Van Gogh gene produces swirling of hair on the wings and the Swiss Cheese gene produces holes in the brain.