Question

Phytoalexins are toxins, like antifungal or fungistatic substances produced by the host as defensive measure after infection and are generally

• A. Lipids
• B. Glycoproteins
• C. Phenolic compounds
• D. Proteins

Answer 1

Answer: (C)

Phenolic compounds

Phytoalexins are compounds which are synthesized by plants. These are compounds which are produced against the microbes and get accumulated at the site of infection. These are broad spectrum compounds produced to kill the pathogens. Polyphenols are isoflavonoids which are synthesised by the plants and provide protection to the plants against the pathogens.

Thus, the correct answer is option C.