Both the crown and root of a teeth is covered by a layer of bony hard substance called ………… [J&K CET 2005]
A. Enamel
B. Dentin
C. Bony socket
D. Cementum
Answer:D
Both the crown and root of a teeth is covered by a layer of bony hard substance called ………… [J&K CET 2005]
A. Enamel B. Dentin C. Bony socket D. Cementum