Question
Short note on : Cellulose.

Answer

$\rightarrow$ Cellulose occurs exclusively in plants and it is the most abundant organic substance in plant kingdom.
$\rightarrow$ It is a predominant constituent of cell wall of plant cells.
Cellulose is a straight chain polysaccharide composed only of $ẞ-D-$glucose units which $\rightarrow$ are joined by glycosidic linkage between $C_1$ of one glucose unit and $C_4$ of the next glucose unit.
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