Classic Collapse

Collapse of the Maya civilization that occurred between 800 and 900 A.D.. Symptoms of the collapse included abandonment of the countryside and ceremonial centers as well as a cessation of cultural activities. (NOAA Paleoclimate Glossary)

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Classic Burkitt Lymphoma of the Mouse Hematologic System

Mature B cell, lymphoblastic, starry sky effect

Class V Surface

The gingival margins of the tooth surfaces.

Class Scheme Class Scheme Item

This builds the relationships between Classification Schemes and Classification Scheme Items.

Class of Trial Agent

A classification of the type of trial agent.

Class II AP Endonuclease

Apurinic/apyrimidinic (AP) sites occur frequently in DNA molecules by spontaneous hydrolysis, by DNA damaging agents or by DNA glycosylases that remove specific…

Class I Restoration

Reconstruction of the occlusal surface of a tooth.