Assertion: lignin | /r/HasProperty | resistant to attack
Facets:
value: physically
type: MANNER
Source sentences:
text: Because lignin is physically and chemically resistant to attack by enzymes, irreversiblly absorbs cellulase (and other enzymes), and acts as a impenetrable barrier to cellulase, its presence limits xylan/cellulose accessibility (Kumar and Wyman, 2009a, 2009b; Lu et al., 2002).