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Polysaccharides
Rationalised 2023-24
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Biomolecules
(ii) Cellulose: Cellulose occurs exclusively in plants and it is the most
abundant organic substance in plant kingdom It is a predominant
constituent of cell wall of plant cells Cellulose is a straight chain
polysaccharide composed only of b-D-glucose units which are
joined by glycosidic linkage between C1 of one glucose unit and
C4 of the next glucose unit