Psychologists often use college students enrolled in introductory psychology courses as participants. This is referred to as a
a. random sample.
b. representative sample.
c. stratified random sample.
d. convenience sample.
d. convenience sample.
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Instrumental aggression involves forceful behavior that is an angry retaliation for someone else's actions
Indicate whether this statement is true or false.
Praying mantises are typically green or brown in color to allow them to blend in with their surroundings. If a group of praying mantises were born a different color, they would be at an adaptive disadvantage. This color change, although not helpful to the mantis, could happen naturally through the process of _____.
A. mutation. B. gene splicing. C. artificial selection. D. functionalism.
University of British Columbia researchers Pinel et al (2000 ) postulate that the main difference between starving individuals and those with anorexia is
a) Neurochemical imbalances in the brain. b) Lack of positive incentive value for eating. c) Absence of great interest in food. d) Anorexics increase their activity in response to starvation whereas starving individuals decrease their activity.
The long allele for dopamine D4 receptors (DRD4) has been linked to the traits of:
a. Altruism and compassion. b. Novelty seeking and hyperactivity. c. Fear and avoidant behavior. d. None of the above.