High-resolution mapping of a rapidly evolving complex trait reveals genotype-phenotype stability and an unpredictable genetic architecture of adaptation
Jessica A. Rhodes, Mark C. Bitter, Skyler Berardi, J. Beltz, Dmitri A. Petrov, P. Schmidt
This study maps the genetic architecture of pigmentation evolution in Drosophila melanogaster and finds that while trait direction can be predicted, the specific loci involved are unpredictable and the genotype-phenotype map is stable across populations.
bioRxiv · Nov 4, 2025 · PreprintEvolutionary Biology