The general principle that the impact of a teratogen depends upon the genotype of the organism is best illustrated by
a. rubella being more likely to cause birth defects during some times of pregnancy than during others.
b. thalidomide during pregnancy causing deformed limbs, but not low birth weight, while the use of marijuana during pregnancy is associated with low birth weight but not deformed limbs.
c. the effects of eating PCB-contaminated fish while pregnant not being obvious when a child is born, but appearing later in the child's life.
d. two women who both took thalidomide during pregnancy with one of them giving birth to a child with deformed limbs and the other giving birth to a child with normal limbs.
d
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Which of the following represents the weakest correlation between two variables?
a. +.65 b. +.70 c. -.20 d. +.45
Regarding patterns of suicide, which of the following statements is FALSE?
a. Married individuals have lower rates of suicide than divorced, widowed, or single people. b. Among 15 to 24 year-olds, suicide is the third leading cause of death. c. The United States has a suicide rate that is 10 times higher than the suicide rate in Hungary. d. Suicide rates increase with advancing age.
A toddler feels scared by a visitor's "monster" Halloween mask, but she relaxes when she sees her mother laughing at it. The toddler
a. suffers from learned helplessness. b. experiences a form of goodness of fit. c. had an experience of slow to calm down. d. does social referencing.
All Nicholas can remember from young childhood years before 3 or 4 years of age are experiences like "playing with a dog," "going shopping with Daddy" or "looking at the television in our house." These are examples of
A. generalized event representations. B. accommodating early memories. C. infantile scripts. D. repressed explicit memories.