K. Warner Schaie studied intelligence in older people using which research methodology?
A. cross-sectional design
B. longitudinal design
C. experimental design
D. sequential design
Answer: D
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Why is it difficult to determine exactly how many genes are in the human genome?
because the human genome project is ongoing because the genome is constantly changing because DNA mutates over time, therefore changing the appearance of genes because it is sometimes difficult to tell where one gene ends and another begins
A moral argument maintaining that it is better not to initiate euthanasia practices since it will likely be too difficult to stop once one has begun to act in these ways is
a. focused on enhancement of liberty b. a "slippery slope" argument c. principally concerned with prevention of suffering d. emphasizing the preeminent value of life in all instances e. dependent on the doctrine of "autonomy"
Sylvia loves to play with her toy telephone. When she holds the receiver to her face and calls "Hi!" she is engaging in which type of play?
A) Sensorimotor B) First pretend play C) Substitute pretend play D) Rule-governed play
A polymorphism of the CYP-2C19 gene causing slow metabolism of benzodiazepine will cause…
a. weaker anxiolytic effects. b. weaker passage through the blood-brain barrier. c. greater likelihood of tolerance. d. longer-lasting effects.