Which of the Following Statements About Heredity and Intelligence Is

question 240

Multiple Choice

Which of the following statements about heredity and intelligence is TRUE?

• A) Similarities in intelligence between identical twins who were separated at birth and raised in different houses must be due to heredity.
• B) Differences in intelligence between identical twins must be due to differences in their environments.
• C) If identical twins are separated at birth and raised in different homes, yet still have similar intelligence scores, the similarity in their scores must be due to hereditary influences.
• D) Prenatal influences have little, if any, influence on intelligence and need not be taken into account when studying environmental influences.

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Definitions:

Genetic Mutations

Changes to the DNA sequence that can lead to alterations in gene function and can be inherited or occur during an individual's lifetime.

Prefrontal Cortex

A region of the brain involved in decision making, cognition, and moderating social behavior.

Phineas Gage

A railroad worker from the 19th century whose behavioral changes after surviving a severe brain injury contributed to the understanding of the role of the frontal lobes in personality.

Limited Emotions

A condition or state where an individual experiences a reduced range of emotions, often due to psychological or neurological factors.