"The hox genes are, more or less, the standard library for the structural assembly of animal bodies. It’s a DNA-modifying type of gene, one that activates specific other regions of DNA during early development. Need a leg? Activate the ‘leg’ hox gene, and that will start a huge cascade of related processes that make a … Continue reading Cambrian Explosion
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Keepers of the Secrets
"Lannon said that Google had changed the way people sought information. 'They only want information based on the information they think they want,' he said. As a rule, he said, archivists at the library should give you the box you’ve asked for — but also suggest another box. There are fewer opportunities, now, to stumble … Continue reading Keepers of the Secrets
