Assertion: diatom's cell wall | /r/MadeOf | cellulose
Facets:
value: generally
type: DEGREE
Source sentences:
text: The cyanobacteria are also different from the true algae in that they do not contain the photosynthetic pigment known as chlorophyll a, they do not have cell walls made of cellulose , and they do not store energy as starch or related polysaccharides.
text: Algal cell walls are generally made of cellulose, but can contain pectin, a class of hemicellulose polysaccharides that give the algae a slimy feel.
text: The cell walls of golden-brown algae and diatoms are made of cellulose and pectic materials, a type of hemicellulose.
text: They are unicellular or small-colonial algae, with cell walls made of cellulose and pectic compounds, and sometimes containing silica.