The Results from Studies That Have Compared Correlations in Intelligence

question 79

Multiple Choice

The results from studies that have compared correlations in intelligence between identical twins reared apart and fraternal twins reared together support the notion that:

• A)intelligence is entirely determined by environmental factors
• B)intelligence is inherited to a considerable degree
• C)heredity does not contribute to similarities in intelligence scores
• D)shared environment explains most of the similarity in family intelligence scores

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Definitions:

Cognitive Abilities

Mental capabilities that include the capacity to reason, plan, solve problems, think abstractly, comprehend complex ideas, learn quickly, and learn from experience.

Selective Attention

The cognitive process of focusing on a specific aspect of information while simultaneously ignoring other perceivable information.

Alzheimer's Disease

A progressive neurodegenerative disorder characterized by memory loss, confusion, and a variety of cognitive disabilities.

Huntington's Disease

A hereditary condition resulting in the death of brain cells, leading to cognitive decline, muscle coordination problems, and psychiatric issues.