Froggy Jumps Protein Digestion QuizOnline version Test your knowledge on the digestion and absorption of protein with these questions! by Dr Aliya Sani 1 What is the term used to describe the inactive precursors of proteolytic enzymes? a Substrates b Cofactors c Zymogens 2 What is the name of the peptidase that acts on the peptide bond only at the amino terminal end? a Carboxypeptidase b Chymotrypsin c Aminopeptidase 3 What is the name of the milk protein that is converted by rennin? a Lactose b Casein c Whey 4 What enzyme breaks down proteins in the stomach? a Amylase b Lipase c Pepsin 5 What is the end product of protein digestion? a Amino Acids b Fatty Acids c Glucose 6 Where are amino acids absorbed? a Stomach b Large Intestine c Small Intestine 7 What is the role of proteases in protein digestion? a To transport amino acids b To break down proteins into smaller peptides c To convert proteins into glucose 8 What is the primary site of protein digestion? a Stomach b Mouth c Small Intestine 9 What happens to undigested protein in the large intestine? a absorbed into the bloodstream b excreted as waste c converted into glucose 10 What is the function of transporters in protein absorption? a To facilitate the movement of amino acids into cells b To break down proteins into smaller peptides c To produce enzymes for protein digestion 11 What is the name of the enzyme that cleaves off a hexapeptide from the N-terminal end of trypsinogen to produce trypsin? a Chymotrypsin b Elastase c Enteropeptidase 12 What is the name of the cells that secrete pepsinogen in the stomach? a Goblet cells b Chief cells c Parietal cells
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