The evening primrose shows sexual reproduction carries a lower risk of harmful mutations than asexual reproduction (photo by Professor Marc Johnson)
Hollister, Jesse D., Stephan Greiner, Wei Wang, Jun Wang, Yong Zhang, Gane Ka-Shu Wong, Stephen I. Wright, and Marc TJ Johnson. "Recurrent loss of sex is associated with accumulation of deleterious mutations in Oenothera."Molecular Biology and Evolution (2014): msu345.
Research recently published by Jesse Hollister, U of T Post-doctoral fellow, along with his supervisors, Professor Marc Johnson and Professor Stephen Wright demonstrate accumulation of mutations with transition to asexual reproduction.
Hollister is now an assistant professor at Stony Brook University in New York.