Dan Jones has a very thorough review of the recent paper in Nature which argues that negative epistasis will emerge out of sexual reproduction and so perpetuate itself. The only thing I’ll add is what W.D. Hamilton noted in Narrow Roads of Gene Land, questions of fitness need to be evaluated over the long term, rather than just across a few generations. Also check out the lead author’s blog.
Related: Through the rugged roads of gene land.
Sexual synergy
Dan Jones has a very thorough review of the recent paper in Nature which argues that negative epistasis will emerge out of sexual reproduction and so perpetuate itself. The only thing I’ll add is what W.D. Hamilton noted in Narrow Roads of Gene Land, questions of fitness need to be evaluated over the long term, rather than just across a few generations. Also check out the lead author’s blog.
Related: Through the rugged roads of gene land.