What is the most likely cause of a disorder if both monozygotic and dizygotic twins show a high concordance rate?

a. recessive genes
b. dominant genes
c. different environmental experiences
d. shared environmental experiences

Answer: d.

Psychology

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What is one of the major uses of case studies?

A. studying unusual conditions B. verifying the effectiveness of therapies C. validating correlations established in the laboratory D. establishing the borderline between normal and abnormal behaviors

Psychology

Methylphenidates stimulate release of dopamine and ________ in the prefrontal cortex to ameliorate the symptoms of ADHD

a. glycine b. norepinephrine c. acetylcholine d. serotonin e. GABA

Psychology