model of enzyme activity: induced fir model of catalytic action with substrate and product

activation active activity amino biochemistry biological biology catalyst catalyze chemical chemistry complex design diagram different disease education enzymatic enzyme enzymes fit function graphic health human illustration induced isolated key lactase lock macromolecular mechanism medical medicine membrane metabolic metabolism model molecular molecule peptide phase phospholipids plasma polymer polypeptide processes product projects protein reaction research science scientific site structure substrate synthesis teaching temperature transition vector