Research on psychopathology in children has demonstrated a correlation between higher levels of psychopathology and ______

What etiology for Alzheimer's disease is suggested by the presence of beta-amyloid at the core of amyloid plaques?

a. dopamine deficiency b. radiation overdose c. immune system dysfunction d. circulatory system dysfunction

Adaora is 20 years old; her mother is 50 years old. All things being equal, Adaora should outperform her mother at:

a) tests of world knowledge. b) knowing historical facts. c) putting together puzzles quickly. d) solving crossword puzzles.