In order for a biological cell to give birth to daughter cells, its genome must be replicated. And in order to replicate the DNA molecule, its two strands must first be unwound and separated. Enter the so-called helicase enzymes such as those illustrated in this animation (please click above). And how did all of this evolve? It is, of course, a fact that helicases (and everything else in the world) spontaneously arose from nothing. That may sound strange until you realize that something, namely the universe, came from nothing. So obviously helicases must have come from nothing. Read more