Reptiles evolved directly from
A) amphibians.
B) fish.
C) bony fish.
D) prosimians.
E) snakes.
Answer: A
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A newspaper headline writer found that the more adjectives she put in the titles of her articles, the greater the number of newspapers that were sold that day. This relationship between numbers of adjectives and newspaper sales must be
a. significantly positive. b. significantly negative. c. monotonic. d. positive.
Which statement best reflects the ethological perspective regarding parent/child attachments?
A. Attachments form automatically as a result of biological programming. B. Human infants and caregivers have biological tendencies to form attachments. C. The key to forming close attachments lies in the principles of conditioning and reinforcement. D. Learning plays no significant role in the process of developing parent/child attachments.