A Cranium Is Defined As

question 74

Multiple Choice

A cranium is defined as:

• A) all the bones of the head and face, including the mandible
• B) all of the bones of the head and face, excluding the mandible
• C) just the bones of the top of the head, excluding the bones of the face and the mandible
• D) just the face and mandible

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Definitions:

Prokaryotes

Microorganisms characterized by the absence of a distinct nucleus and other organelles, including bacteria and archaea.

Gene Pool

The complete set of unique alleles in a species or population.

Genetic Drift

Mechanism of evolution due to random changes in the allelic frequencies of a population; more likely to occur in small populations or when only a few individuals of a large population reproduce.

Adaptive Radiation

Rapid evolution of several species from a common ancestor into new ecological or geographic zones.