Assertion: cellulose | /r/CapableOf | provide little nutritional energy
Facets:
value: unlike glycogen
type: OTHER
value: very
type: DEGREE
value: unlike the polysaccharides starch
type: OTHER
Source sentences:
text: Unlike the polysaccharides starch and glycogen, cellulose provides very little nutritional energy as the β(1–4) glycosidic bonds are difficult to digest and can only be broken down by cellulase  .