A fish will adjust to lower water temperatures by ____.
A. activating more action potentials
B. increasing the amplitude of its action potentials
C. recruiting different muscle fibers
D. returning to its basal metabolic rate
Answer: C
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Larry frequently hears his daughter's stuffed animals talking about him when he is in the hallway outside his daughter's bedroom; Larry is experiencing
a. delusions. b. hallucinations. c. disturbed emotions. d. irrational thought.
Aaron was raised in an abusive home, and thus was predisposed to being very aggressive with his peers in school, who responded by rejecting him. Later in life, Aaron began to associate with other aggressive youth and to participate in a variety of delinquent behaviors. This is an example of __________.
A. phenotypic vulnerability to aggression B. a phenotypic diathesis C. polygenic expression D. the way that the genotype may shape the phenotype
Shelby is 6 years old. During middle childhood, her physical growth will most likely
a. be steady until the adolescent growth spurt. b. show dramatic spurts. c. show rapid gains in height, but slow steady gains in weight. d. show rapid gains in weight, but slow steady gains in height.
Dr. Chung is watching parents interact with teachers during their end-of-quarter conferences to discuss their children's grade reports and recording the characteristics of these interactions. Which step in scientific method is this?
a. clairvoyance b. detect regularities c. observe d. generate a hypothesis