Plant chemical defences against pathogens

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1. What property DON'T phenols have?

  • They contain tannins found in bark
  • They're nitrogen-containing compounds
  • They bind to salivary proteins and digestive enzymes
  • They're anitbacterial and antifungal
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2. What do alkaloids do?

  • They bind to salivary proteins and digestive enzymes
  • They inhibit or activate enzyme action
  • Contain essential oils
  • They affect molecules in the plasma membrane

3. Which of these is NOT an example of an alkaloid?

  • Cocaine
  • Caffeine
  • Nictotine
  • Tobacco

4. What do defensive proteins do?

  • Contain essential oils
  • They break down bacterial cells
  • They inhibit the action of channel proteins
  • They bind to salivary proteins and digestive enzymes

5. Which of these is NOT an example of a hydrolytic enzyme?

  • Lysozymes
  • Lysosomes
  • Glucanases
  • Chitinases
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