Trace the path of a single protein molecule that has been ingested: The products of protein digestion enter the bloodstream largely through cells lining (a) the stomach, (b) the small intestine, (c) the large intestine, (d) the bile duct.
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Ingestion: A protein molecule is consumed as a part of food. Show more…
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Trace the path of a single protein molecule that has been ingested. Before the blood carrying the products of protein digestion reaches the heart, it first passes through capillary networks in (a) the spleen, (b) the lungs, (c) the liver, (d) the brain.
Protein digestion begins in the __________. a. mouth b. stomach c. small intestine d. large intestine
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