D – Glucose units in cellulose are ***** by
(A) α – 1, 4 glycosidic bond
(B) β – 1, 6 glycosidic bond
(C) β – 1, 4 glycosidic bond
(D) Peptide bond
Correct option (C) β – 1, 4 glycosidic bond
Explanation:
Cellulose serves as structural material in plants, providing structural strength and rigidity to plants. It is a linear polymer of D-glucose units joined by β –1,4 glycosidic bonds.