Answer:Pancreatic juice is secreted by the pancreas. It contains proenzymes- trypsinogen, chymotrypsinogen and procarboxypeptidase and enzyme elastase. All these are concerned with digestion of proteins. Trypsinogen is the constituent which is poured into the duodenum in humans. Or it might be Pancreatic juice is secreted by the pancreas. It contains proenzymes- trypsinogen, chymotrypsinogen and procarboxypeptidase and enzyme elastase. All these are concerned with digestion of proteins. Trypsinogen is the constituent which is poured into the duodenum in humans.
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