10 Questions
What is the purpose of zymogens or proenzymes in the digestive system?
To be secreted in an inactive form and then activated when needed
In which part of the digestive system does protein digestion begin?
Stomach
What is the role of pancreatic lipases in lipid digestion?
Break down triacylglycerols into fatty acids
Which enzyme is responsible for breaking down sucrose into glucose and fructose?
Sucrase
What happens to α-amylase in the stomach during digestion?
It is denatured and its digestion activity decreases
What is the role of peptidases inside intestinal cells during protein digestion?
Further breakdown tripeptides and dipeptides into amino acids
What is the function of bile salts in lipid digestion?
Emulsify lipids to increase surface area for digestion
Which enzymes are responsible for breaking down oligopeptides into tripeptides, dipeptides, or amino acids during protein digestion?
Peptidases and pancreatic proteases
What is the significance of proteolytic cleavage in the activation of hydrolases?
To activate hydrolases from their inactive zymogen form
What is the main function of α-amylase in carbohydrate digestion?
To cleave glycosidic bonds in polysaccharides
Test your knowledge on the digestion process of converting food into energy or building blocks, and the role of digestive enzymes in this process. Learn about different enzymes for different biomolecules, hydrolases, and protein digestion starting in the stomach and continuing in the intestines.
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