(April 6, 2013 at 12:14 pm)Rhythm Wrote:(April 6, 2013 at 12:11 pm)MysticKnight Wrote: However we are not out of the woods yet. I mainly want to know how "An ion-powered pump for expelling substances from the cell might then have mutated to form the basis of a rotary motor" is possible without direction towards that? Or does it get improved in expelling substances until it forms a rotary motor?
Why would direction be required? It's not as though the bacterium were sitting around going "hey fellas, got any ideas for how we might effect a rudimentary rotary motor?"
I mean it directed by being advantageous and natural selection then making the advantageous keeping piling up till it get's to the new function.
