Degenerative expansion of a young supergene
E. Stolle, R. Pracana, P. Howard, C. I. Paris, S. J. Brown, C. A. Castillo-Carrillo, S. J. Rossiter, 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.
bioRxiv · May 20, 2018Evolutionary Biology