Enzymes & Digestion (OCR GCSE Biology A, Combined (Gateway Science Suite)): Flashcards
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12 cards from this deck
Definition of enzymes
Definition of enzymes
Biological catalysts
Enzyme specificity
Enzyme specificity
Each enzyme is specific to a particular type of molecule
What amylase breaks down
What amylase breaks down
Starch into simple sugars (like maltose)
Where amylase is produced
Where amylase is produced
Salivary glands, pancreas, and small intestine
What pepsin breaks down
What pepsin breaks down
Proteins into amino acids
Where pepsin is found
Where pepsin is found
Stomach
What lipase breaks down
What lipase breaks down
Lipids (fats) into fatty acids and glycerol
Where lipase is produced
Where lipase is produced
Pancreas and small intestine
Purpose of enzyme breakdown of food
Purpose of enzyme breakdown of food
To create smaller, soluble molecules for absorption
Uses of absorbed molecules
Uses of absorbed molecules
Energy, growth, and repair
Optimal conditions for enzymes
Optimal conditions for enzymes
Specific pH levels and temperatures
Why enzymes are essential
Why enzymes are essential
Without them, digestion would be too slow to meet body's needs