Plants Are Affected by an Array of Pathogens

question 5

Multiple Choice

Plants are affected by an array of pathogens. Which of the following is a likely plant defense/response against disease?

• A) cells near the point of infection destroying themselves to prevent the spread of the infection
• B) production of chemicals that repel pathogens
• C) transcriptional level recognition followed by production of stress proteins
• D) thickening the cuticle so that pathogens have trouble penetrating the tissues
• E) stopping all xylem and phloem movement within infected tissues

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