Cellulose, the most important constituent of plant cell wall is made up of

Options

A. Unbrainched chain of glucose molecules linked by `beta`-1 , 4 glycosidic linkage
B. Branched chain of glucose molecules linked by `alpha`-1,4- glycosidic bond at the site of branching.
C. Branched chain of glucose molecules linled by `alpha`-1, 4-glycosidic bond at the site of branching.
D. Branched chain of glucose molecules linked by `alpha`-1 ,4- glycosidic bond in straight chain and `beta`-1 , 6 glycosidic bond att the site of branching.

Answer

A