Chance and Providence (reprised)

[DaleCutler]

Not speaking to a transition from prokaryote to eukaryotes, but roughly analogous, I did like this:

@Mercer

…the most common mutations, transitions, are not really “copying errors,” because the keto-enol transition of the base is driving them and the polymerase is working correctly. So if you’d like, that can be seen as providence more than chance.