You know what the difference between a enzyme and a hormone is?... Nature Chemistry education medicine science Please Rate Vote 1 Vote 2 Vote 3 Vote 4 Vote 5 Today's featured daily humor:You know what the difference between a enzyme and a hormone is? You can't hear an enzyme.Click for another laugh! Previous article: I found the cure for the common cold!... Prev Next article: What did Oppenheimer do when he realized that the team was running behind schedule for the Manhattan project?... Next