Term paper. A term paper is a research paper written by students over an academic term, accounting for a large part of a grade. Term papers are generally intended to describe an event, a concept, or argue a point.
Figure 1. Crown of the tooth. The teeth are made up of two major parts: the crown and the root. The crown of the tooth is what is visible in the mouth (Figure 1). The root of the tooth is the portion which normally not visible in the mouth and is anchored within the bone (Figure 2).
Enamel: n. Anatomy - The hard, calcareous substance covering the exposed portion of a tooth . In Megalodon teeth this is the top layer of material on the crown of the tooth that does not fossilize. The bourlette is also enamel. The crown and bourlette enamel is the only original part of the tooth left after fossilization.