Assertion: cell wall's chitin | /r/HasProperty | polysaccharide
Facets:
Source sentences:
text: Chitin is a polysaccharide similar in structure to cellulose and is also a major component of the exoskeletons of arthropods like insects or crustaceans, and fish scales.
text: Cells are solitary or united into colonies of various kinds, which may be linked by siliceous structures; mucilage pads, stalks or tubes; amorphous masses of mucilage; or by threads of chitin (polysaccharide), which are secreted through strutted processes of the cell.
text: Cellulose and chitin are polysaccharides , meaning they are composed of many linked sugar molecules.