Tobacco contains a resistance gene that recognizes a specific avirulence gene in tobacco mosaic virus (TMV)and mobilizes the plant's defenses against it.This is an example of
A) general immunity.
B) gene-for-gene resistance.
C) a hypersensitive response.
D) systemic acquired resistance.
E) a pathogen associated molecular pattern.

Question

Quizplus · Accepted Answer

The scenario described is an example of gene-for-gene resistance, where a resistance gene in the plant recognizes a specific avirulence gene in the pathogen and triggers a defense response.

Tobacco Contains a Resistance Gene That Recognizes a Specific Avirulence