Pepsin and rennin are the only two enzymes produced in the stomach. Rennin is produced as the inactive prorennin. When milk enters the stomach, prorennin is activated by the hydrochloric acid in the gastric juice and converted into the active rennin enzyme. slide 2 of 4.ennin enzymes are produced by the stomach cells of young mammals. Rennin is secreted in large amounts right after the birth and then its production gradually drops off. It is then eclipsed in importance by the Pepsin enzyme.
1 . Canadian English is an odd duck, a weird amalgam of American English and our British roots. 2  Canadian spelling keeps the 'u' in words like honour, colour and valour. 3  Canada switched over to the metric system decades ago, while the U.S. is one of the few countries that still use the imperial system.
Food and other customs in Canada still carry hints of the colonial influences of England and France. Canadians speak English except in Quebec, where the language is French, reflecting the influence of French settlers. But there are other regional differences in food and customs, too.n Canada Day (July 1), Canadians celebrate with picnics and fireworks (similar to the Fourth of July in the United States). Dishes served are typical casual dining fare, such as hamburgers, hot dogs, and table settings feature the patriotic color scheme of Canada's red and white maple leaf flag.