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Why Do Out-Groups Form

question 20

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Why do out-groups form?


Definitions:

Canine

A tooth located between the incisors and premolars, pointed in shape and used for tearing food.

Premolar

A type of tooth located between the canine teeth and molars in the mouth, used for crushing and grinding food.

Incisor

A front tooth specialized in cutting food, found in both the upper and lower jaws of mammals.

Molar

A tooth adapted for grinding, located in the posterior part of the mouth in both the upper and lower jawbones.

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