Master Plant Defences Against Pathogens fast ⚡ – clear explanations, supportive visuals, OCR-aligned.
You’ll cover
• Why plants do not have an immune system like animals.
• The difference between physical and chemical plant defences.
• Active plant defences triggered by infection.
• Passive plant defences that are always present.
• How plant defences limit pathogen entry and spread.
What’s included
• Structured tables outlining active chemical plant defences with functions; active physical plant defences with examples; passive chemical plant defences; passive physical plant defences.
• Labelled photomicrograph showing xylem vessels blocked by tyloses.
• Concise spec reminders embedded alongside tables and visuals to reinforce key OCR wording and expectations.
Format
Web-based textbook topic. Mobile/desktop friendly. Access with no time limit, updates included.





