title: A demonstration of enzyme activity for the "sceptical chymist".
mesh_terms: D000110:Acetylcholinesterase / Q000032:analysis*; D001671:Biochemistry / Q000193:education; D001921:Brain / Q000201:enzymology; D003124:Colorimetry; D008722:Methods
chemical_list: D000110:Acetylcholinesterase