11. The enzymes present in pancreatic juice are
A. bile, amylase, and lipase
B. amylase, lipase, and trypsinogen
C. hydrochloric acid, pepsinogen, and bile
D. sodium bicarbonate, trypsinogen, and lipase
12. The substance necessary for digestion of all organic molecules in the digestive tract is
A. bile
B. water
C. vitamin K
D. hydrochloric acid
13. Digestive juices are secreted into the small intestine from the
A. liver, villi and esophagus
B. pancreas, liver and duodenum
C. stomach, pancreas and gall bladder
D. gall bladder, stomach and duodenum