Researchers Who Have Analyzed IQ Scores of Adopted Twins Have

question 110

Multiple Choice

Researchers who have analyzed IQ scores of adopted twins have found that identical twins are more like one another in IQ than fraternal twins are.They also have found that IQs of adopted children are more strongly correlated with the IQs of their biological parents than with the IQs of their adoptive parents.These research results suggest

• A) that intelligence has a strong genetic component.
• B) that a child's biological heritage predicts her lifetime patterns of achievement and accomplishment.
• C) that a child's intellectual capacity is fixed at birth.
• D) that environment has no impact upon IQ.

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Definitions:

Well-structured Problem

A problem that has a clear goal, obvious solution paths, and a definite solution.

Existing State

refers to the current condition or status of a system, process, or situation before any changes are made.

Desired State

The condition or situation that individuals or organizations aim to achieve, often through setting goals and implementing strategies.

Unstructured Problem

A problem characterized by ambiguity and unclear procedures for finding solutions, requiring creative thinking and decision-making.