NOT JUST A BOOK. “For so long we have considered the genetic code to be something like a book to be read, a recipe for making proteins. This new discovery makes me think that DNA is actually less like a document and more like an app.”
http://www.forbes.com/sites/anthonykosner/2013/12/13/seven-ways-to-look-at-the-double-meaning-of-dna-code/#2715e4857a0b7e447793109a