The permanent mandibular second molar differs from the permanent mandibular first molar in number of ________?

The contact area on the distal side of a maxillary first premolar is located ________?

Difference between primary and permanent enamel is________?

Cervical bulge. True is________?

During the development of a tooth, sound coalescence of the lobes results in________?

A new tooth is erupting in the mouth of a one and a half year old child. This tooth is most likely to be a decidous________?