Timmy was severely bitten by a Collie when he was five years old. Now he is afraid of any dog he sees. His fear of dogs is a(n)
A. unconditioned stimulus.
B. unconditioned response.
C. conditioned stimulus.
D. conditioned response.
Answer: D
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The value of the independent variable is affected by manipulations to the dependent variable
Indicate whether this statement is true or false.
When he is teaching a class on "Our Human Heritage," Professor Frohardt, a sociobiologist, is likely to contend that ________
a. evolution has bred into each of us a tendency to act in ways that maximize our chances of passing on our genes. b. evolution can explain simple behaviors, such as smiling or recognizing emotions, but it cannot account for complex social customs, such as taboos against female adultery. c. males and females of a species are affected by the same evolutionary pressures. d. the differences between the mating behaviors of men and women are largely cultural.
Marsha is a participant in a sleep study. After about 30 minutes of sleep, she enters Stage 4. What are the researchers most likely to observe when studying Marsha during this period?
A) slow, rolling eye movements B) reports of vivid, unrealistic dreams if Marsha is awakened C) slow brain waves called delta waves D) fast, brain waves called alpha waves
Kohlberg's theory of gender-role development has not been supported by research
Indicate whether the statement is true or false