Enzymes lock + key

• What substance is stored and released to the small intestine?

  Bile
• How many grams of bile are released to the small intestine?

  14 grams
• What is the relationship between enzymes and catalysis?

  Enzymes speed up the rate of chemical reactions through catalysis
• What are enzymes classified as?

  Biological catalysts
• What is the primary function of enzymes in living organisms?

  To speed up reactions
• What are enzymes made from?

  Chains of amino acids
• How does the folding of proteins relate to enzymes?

  Folding gives proteins a specific shape
• What determines the shape of an enzyme's active site?

  The coding of the enzyme
• How is an enzyme compared to a lock in the lock and key model?

  An enzyme is like a lock, and its active site is like a keyhole
• What is the substrate in the lock and key model?

  The key
• Why do different enzymes have different active site shapes?

  Because they have different specific shapes
• How do enzymes affect the metabolism of a cell or organism?

  They influence the metabolic processes
• What are the two types of molecules that enzymes act on?

  • Small molecules
  • Large molecules
• What is the overall role of enzymes in chemical reactions?

  • Speed up chemical reactions
  • Facilitate metabolic processes
  • Change molecules from one form to another