A Pathogenic Fungus Invades a Plant

Question

A pathogenic fungus invades a plant.What does the infected plant produce in response to the attack?
A)antisense RNA
B)phytoalexins
C)phytochrome
D)statoliths
E)thickened cellulose microfibrils in the cell wall

Accepted Answer

The infected plant produces phytoalexins in response to the attack by a pathogenic fungus. Phytoalexins are antimicrobial substances that are synthesized in response to microbial infection, physical damage, or exposure to abiotic stress. They help the plant to defend against the invading pathogen.