Top GK Quiz Answer Description
Pepsin's proenzyme, pepsinogen, is released by the chief cells in the stomach wall, and upon mixing with the hydrochloric acid of the gastric juice, pepsinogen activates to become pepsin. Pepsin is an aspartic protease, using a catalytic aspartate in its active site. ...
Catalysis is the increase in the rate of a chemical reaction due to the participation of an additional substance called a catalyst With a catalyst, reactions occur faster and require less activation energy. Because catalysts are not consumed in the catalyzed reaction, they can continue to catalyze the reaction of further quantities of reactant. Often only tiny amounts are required ...
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