Enzymes in breakdown & synthesis (Edexcel GCSE Biology Combined Science): Flashcards
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Why are large food molecules broken down?
Why are large food molecules broken down?
Too big to pass through digestive system walls and be absorbed
What do digestive enzymes do?
What do digestive enzymes do?
Break large molecules into smaller simpler molecules
What form do plants store energy in?
What form do plants store energy in?
Starch
What do enzymes break starch into?
What do enzymes break starch into?
Sugars (smaller molecules)
What do carbohydrases convert carbohydrates into?
What do carbohydrases convert carbohydrates into?
Simple sugars
What do proteases convert proteins into?
What do proteases convert proteins into?
Amino acids
What do lipases convert lipids into?
What do lipases convert lipids into?
Glycerol and fatty acids
Besides breaking down, what can enzymes do?
Besides breaking down, what can enzymes do?
Join smaller molecules together (synthesis)
How are carbohydrates synthesised?
How are carbohydrates synthesised?
By joining simple sugars
How are proteins synthesised?
How are proteins synthesised?
By joining amino acids