He also has the dubious honor of becoming a massive internet meme. SEE ALSO: Gene Wilder, comedy titan who played 'Willy Wonka' and 'Young Frankenstein,' dead at 83 His smiling face, taken from a ...

However, the continual introduction, via gene flow, of alleles that are advantageous in other demes but deleterious in the focal deme, can counteract the effects of selection. In this scenario ...