Comment Re: So tell us (Score 1) 74
Probably because nature's goal isn't a trivial experiment and there are many other factors we don't understand because we haven't had millions of years to try out the other DNA form in actual living organisms.
It probably has been tried in single celled organisms many millions of times, and there is probably a very good reason why it didn't stick.
It probably has been tried in single celled organisms many millions of times, and there is probably a very good reason why it didn't stick.