The Eruption Time for Both the Maxillary Central Incisor and Mandibular

question 21

Multiple Choice

The eruption time for both the maxillary central incisor and mandibular lateral incisor is

• A) 6 to 7 years
• B) 7 to 8 years
• C) 8 to 9 years
• D) None of the above

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Definitions:

Frederick Clements

An early 20th-century ecologist known for his theory of plant succession and the concept of the climax community.

Community Model

A theoretical framework describing the structure and function of a community of interacting organisms within an ecosystem.

Keystone Species

A keystone species is an organism that plays a critical role in maintaining the structure of an ecological community, influencing the types and numbers of other species.

Conserving

The act of preserving or protecting something from loss or damage.