1.

Which of the following describes enamel?

A.  It is hard outer protective covering on the tooth.
B.  It is the cavity which contains nerves and blood vessels in a tooth.
C.  It is the soft, invisible covering present in a tooth.
D.  It is the nerve that connects tooth and the brain.
Answer» B.  It is the cavity which contains nerves and blood vessels in a tooth.


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