Evolutionary BiologybioRxiv
Degenerative expansion of a young supergene
E. Stolle, R. Pracana, P. Howard…·Y. Wurm
The paper shows that a young non-recombining region in fire ant social chromosomes has expanded in length by over 30%, demonstrating degenerative expansion during early evolution of non-recombining regions.
DOI 10.1093/molbev/msy236