Inorganic content of cementum is_____________? A. Less than bone B. More than bone C. Equal to that of bone D. More than that of enamel

Butt joint in cementoenamel junctions seen is _________% of cases? A. 10%B. 30% C. 60% D. 90%

Cementum_____________? A. Is derived from the sheath of hertwig B. Is acellular in the apical third of the toothC. Often overlaps the enamel D. Does not contain collagen fibres