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The human body develops from an ovum the size of a dot, yet this speck of biological material contains vast encyclopedias of information — huge dictionaries defining every molecule and convoluted recipes to make every chemical moiety, or component. Conception sets in motion domino-like changes in this speck so that it becomes a human being — a multitrillion cell organism with 200 different kinds of cells that make five million different proteins...
(Geoffrey Simmons, What Darwin Didn't Know: A Doctor Dissects the Theory of Evolution)