Assertion: lignin's effect | /r/HasProperty | protective
Facets:
Source sentences:
text: Lignin solidifies the cell wall, providing a nondegradable barrier for pathogens, and is therefore thought to enhance its protective effect against such biotic stresses .
text: Lignin solidifies the cell wall, providing a nondegradable barrier for pathogens, and is therefore thought to enhance its protective effect against such biotic stresses .