DAVID: If we could discover a seat of intelligence in micro-organisms I would agree with you.-dhw: And you are the one who accuses me of wanting absolute proof that God exists! Has anyone yet discovered your God's 3.7-billion-year computer programme which offers micro-organisms solutions to every problem they will encounter for the rest of time?-DAVID: Biochemists can pick a cell apart and show you what it does in responce to all stimuli. What else do you want!-Ah, so that's why there is a consensus among biochemists that all micro-organisms have been supplied by God with a 3.7 billion-year-old computer programme to solve every problem they will encounter for the rest of time. Or is there? If not, why not?