Tuesday, September 7, 2010

Of mice and men and worms

Wilberforce (supposedly) asked Huxley, in their famous debate on The Origin of Species, "Is it on your grandfather's or grandmother's side that you claim descent from a monkey?" Wonder how he would have felt if he read this report about a study of gene expression in the brain that points to the existence of a common ancestor of both mammals and worms about 580 million years ago?

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