10 Questions
What is the composition of sucrose?
α-D-glucose unit and a β-D-fructose unit
What are the major dietary carbohydrates?
Starch, sucrose, and lactose
What is the storage form of carbohydrates in plants?
Starch
What is the major sugar found in milk?
Lactose
Which enzyme acts on starch in the mouth during digestion?
Salivary amylase
Which enzyme is responsible for converting sucrose to glucose and fructose?
Sucrase
What are the final products of the digestion of carbohydrates in the intestine?
Glucose, fructose, and galactose
How is glucose primarily transported into the epithelial cells of the intestine?
Active transport
Which enzyme cleaves the α-1,4 linkage of maltose, releasing two glucose residues?
Maltase
What happens to indigestible fibers in the intestine?
They are eliminated in the feces
Test your knowledge of major dietary carbohydrates with this quiz. Explore the structures and properties of starch, sucrose, and lactose, and understand their roles in the human diet. Challenge yourself with questions about the composition and linkage of these essential dietary components.
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