This interesting question speaks to the physics as well as the chemistry of digestion. It simply isn't enough to dump chemicals into something to get a reaction. We must mix or agitate the...
Stomach: Mixes food with HCl to kill bacteria and activate protease (pepsin which works in acidic median ph=2) enzyme which partially digest proteins.
Pancreas: Secretes Pancreatic protease ,it...
you.if you meant how, this is howThe small intestine sucks up all of the nutrients in food through the villi and the micro cilli. The nutrients then go to the veins and is carried through the body by...