Fly genomes show natural selection and return to Africa
Friday, October 12, 2012 - 06:30
in Biology & Nature
(Phys.org)—When ancestral humans walked out of Africa tens of thousands of years ago, Drosophila melanogaster fruit flies came along with them. Now the fruit flies, widely used for genetics research, are returning to Africa and establishing new populations alongside flies that never left—offering new insights into the forces that shape genetic variation.