Tag Archives: natural selection

d(N)eutralist < d(S)electionist Part 4

Posted on 2 Apr, 2015 by Arun Sethuraman

Continuing our discussion of the neutralist-selectionist debate, recent findings by Schrider et al. (2015) bring us to the topic of selective sweeps, and their genomic signatures in a population. As we have discussed in previous posts, numerous studies (since the … Continue reading →

Posted in adaptation, evolution, mutation, population genetics, selection, theory | Tagged , , | 1 Comment

dN(eutralist) > dS(electionist)? Part 2

Posted on 5 Mar, 2015 by Arun Sethuraman

Last week’s post dealt with the debate over differences in the efficacy of purifying selection across human genomes. This week, we’ll look at the differences in de novo mutation rates across populations. The human de novo mutation rate has gone … Continue reading →

Posted in evolution, mutation, theory | Tagged , , , | Leave a comment

Relentless Evolution: The vital relevance of the visible

Posted on 28 May, 2013 by Jeremy Yoder

The Molecular Ecologist receives a small commission for purchases made on Bookshop.org via links from this post. One of Stephen Jay Gould’s sharpest conceptual coinages was a barb leveled, from his paleontological perspective, at the body of research focused on bouts of adaptive … Continue reading →

Posted in book review, population genetics, quantitative genetics, speciation | Tagged , , | 7 Comments