When a plant becomes infected by pathogenic bacteria or fungi, it may respond by way of a fight or flight response-a defence that cordons off an infection site surrounding it with dead cells.

Question

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Plants do not have a "fight or flight" response like animals. Instead, they use mechanisms such as the hypersensitive response, which involves surrounding an infection site with dead cells to limit pathogen spread.

When a Plant Becomes Infected by Pathogenic Bacteria or Fungi