Eating a diet high in protein for an extended period of time would be hardest on which of the following organs?
the pancreas and gallbladder since they must produce the enzymes needed to break down the protein.
the liver and kidneys since they must remove and process excess nitrogen from the protein.
the stomach and small intestines since they must digest increased amounts of protein.
the large intestine and rectum since they must process and excrete increased amounts of protein waste.