A bird's wing and a bee's wing are
A) convolutions.
B) cerebral.
C) convergent.
D) homologous.
E) analogous.
Answer: E
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__________ of U.S. 18- to 25-year-olds return to their parents’ home for brief periods after first leaving
A) Just over one-quarter B) Slightly over half C) Three-quarters D) Nearly all
Describe the theory of differential parental investment. What is sexual selection, and how does it related to parental investment?
What will be an ideal response?
A male graduate student in psychology brags that his doctoral dissertation will revolutionize psychology and make him famous, but he has not been able to complete it yet. He blames his academic advisor for his problems and claims that other students are "drones" who are jealous of his success and brilliance. He claims he is the smartest student in his class, but he is not properly appreciated by his classmates because of their jealousy. His classmates believe he is completely self-centered and unable to see things from their perspective. His behavior pattern is typical of someone with __________ personality disorder.
After little Albert was conditioned to fear a white rat, he also displayed responses to a white rabbit and a white coat. This is an example of ______.
A. extinction B. contingency learning C. behavioral contrast D. generalization