There is a common misconception that enzymes are destroyed by stomach acid. Nothing could be further from the truth. Stomach acid does not digest protein. Rather, it activates an enzyme called pepsinogen which then becomes pepsin that is secreted by the stomach wall. This enzyme is only active within the pH range of 3.0 to 5.0 and requires the acid to maintain that pH.
MEXICO CITY Drug cartels currently take in $64.34 billion from their sales to users in the United States, Mexico s public safety secretary said.
As the crime is a clandestine one, accurate global figures are difficult to come by. Nevertheless, it is estimated that two of the principal smuggling routes-leading from East, North and West Africa to Europe and from South America to North America-generate about $6.75 billion a year for criminals.