According to the System Traditionally Used to Categorize Various Levels

question 197

Multiple Choice

According to the system traditionally used to categorize various levels of mental retardation, Keaton was classified as having moderate mental retardation. You would expect that Keaton would have an IQ score

• A) between 50 and 70, and academic skills equivalent to a sixth-grade child.
• B) between 20 and 35, and the ability to learn simple tasks in highly structured environments.
• C) less than 20, and few or no speech skills.
• D) between 35 and 50, and academic skills equivalent to a third-grade child.

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Definitions:

Structural Differences

Variations in the physical or anatomical organization between organisms, cells, or molecules.

Evolutionary Species Concept

A definition of species based on evolutionary lineage, where a species is a lineage of populations which maintains its identity from other such lineages and has its own evolutionary tendencies and historical fate.

Natural Selection

The process by which organisms better adapted to their environment tend to survive and produce more offspring.

Morphologically Different

Having distinct form or structure, especially between groups of organisms or parts of the same organism.