Enzymes, as a subclass of catalysts, are very specific in nature. Each enzyme can act to catalyze only very select chemical reactions and only with very select substances. An enzyme has been described as a "key" which can "unlock" complex compounds. read more
Enzymes are globular proteins. As a result if their shape is changed, then the active site is altered and then enzyme cannot properly function. Denaturation is defined as the changing of the structure of a protein so that it cannot carry out its function. read more