There are not many enzymes that the small intestine produces. They are mostly secreted by the pancreas. Aminopeptidase is an example. The small intestine also produces enzymes used in digestion but don't actually break up food molecules.These activate other enzymes. An example is enterokinase.minopeptidase is an example. The small intestine also produces enzymes used in digestion but don't actually break up food molecules. These activate other enzymes. An example is enterokinase.
World War I: Woodrow Wilson World War II: Franklin Roosevelt, until he died a few months before the end of the war, then Harry Truman During World War I, Woodrow Wilson was president and during Worl War II, Franklin Delano Roosavelt.
The president of the US during the Civil War was Abraham Lincoln. For most of the war it was Abraham Lincoln (1809-1865), who proclaimed that the conflict was ultimately intended to preserve the Union of the United States. Actual hostilities began a month after his inauguration, on April 12, 1861.