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Multiple Choice
Pancreatic amylase breaks ______ down into ______.
A
starch; maltose
B
lipids; fatty acids
C
sucrose; glucose and fructose
D
proteins; amino acids
Verified step by step guidance
1
Understand the role of pancreatic amylase: Pancreatic amylase is an enzyme secreted by the pancreas that specifically catalyzes the breakdown of carbohydrates, particularly polysaccharides like starch, into smaller sugar molecules.
Identify the substrate: The substrate for pancreatic amylase is starch, a polysaccharide composed of glucose units linked by glycosidic bonds.
Determine the product: Pancreatic amylase hydrolyzes starch into maltose, which is a disaccharide consisting of two glucose molecules linked together.
Eliminate incorrect options: Lipids, sucrose, and proteins are not substrates for pancreatic amylase. Lipids are broken down by lipases, sucrose by sucrase, and proteins by proteases.
Match the correct answer: Based on the substrate (starch) and product (maltose), the correct answer is 'starch; maltose'.