① Substrate consumption Monod model S gs=gs.m S+Ks u=u max S S+Ks Competitive inhibition: S gs =g9s.mx S+Ks(1+1/Ki) Non-competitive inhibition as,max S 9s= (1+I/Ki)S+Ks① Substrate consumption s s s S K S q q + = , max S Ks S +  =  max (1 / ) , max i s s S Ks I K S q q + + = S Ks S I Ki q q s s + + = (1 / ) , max Monod model Competitive inhibition: Non-competitive inhibition