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.
Harry S. Truman Biography. Harry Truman became president of the United States after the death of Franklin Roosevelt on 12 April 1945. President Truman led the U.S. through the end of World War II and made the decision to use the atomic bomb on Japan. Roosevelt was already the longest-serving president in U.S. history when he chose Truman, then a senator from Missouri, to be his vice presidential candidate in 1944.