It was a lucky chance that we tested penicillin on mice instead of guinea pigs, because penicillin is toxic to guinea pigs and thus penicillin would have been discarded. This possibly would have never made us realize the field of antibiotics.
fact
It was a lucky chance that we tested penicillin on mice instead of guinea pigs, because penicillin is toxic to guinea pigs and thus penicillin would have been discarded. This possibly would have never made us realize the field of antibiotics.