Estradiol and testosterone are produced __________.
A. by both females and males
B. by females only
C. by males only
D. at different levels in childhood among females and males
Answer: A
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A 6-month-old watches a toy car go behind a curtain and through where a block should have stopped it. What happens, and what do psychologists infer? a. The child stares longer than usual. The impossible result surprised the child
b. The child looks toward the mother. The child has lost interest in the toy car. c. The child reaches toward the toy car. The child lacks the concept of conservation. d. The child shows no reaction. The child lacks the concept of object permanence.
The tendency to focus more on evidence that confirms rather than refutes one's expectations is called ____
a. the self-serving bias b. salience c. the confirmation bias d. the discontinuity effect
One drug that is often used to treat the positive symptoms of schizophrenia is:
a. fluoxetine b. chlorpromazine c. benzodiazepines d. lithium carbonate
The contingency theory suggests that the learning in classical conditioning occurs because the CS is ___________ the US
a. predictive of c. unrelated to b. contiguous with d. occurring at the same time as