A Genetic Gastric Bypass



The platypus genome, which was published for the first time last week, has proved to be a Whitman’s sampler of biological treats. In case you missed the initial reports, you can check out a good summary from PZ Myers (and also take a look at Ryan Gregory’s take-down of the bad coverage). But today I just happened to come across another treat that, to my knowledge, hadn’t yet been picked out from the box. It’s a paper that came out today in Genome Biology. It concerns a very cool side of evolution that not many people appreciate. Species can evolve when their genes are modified, or when they acquire new ones. But the platypus turns out to

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