A study of maternal smoking during pregnancy and the DD genotype revealed that
A) by itself, the DD genotype was related to impulsivity, overactivity, and oppositional behavior.
B) children whose mothers had smoked during pregnancy scored lower than children of nonsmokers in impulsivity.
C) children whose mothers had smoked during pregnancy scored lower than children of nonsmokers in overactivity.
D) children whose mothers had smoked during pregnancy scored higher than children of nonsmokers in impulsivity, overactivity, and oppositional behavior.
D
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Although spanking has been officially outlawed in many countries, about ____ of American parents have reported spanking their children
a. 10% c. 50% b. 25% d. 65%
During the teenage years, the average girl requires ________ calories a day, and the average boy requires ________
a) 1,200; 2,000. b) 2,200; 2,800. c) 2,000; 2,500. d) 1,500; 2,000.
Which of the following statements accurately illustrates the growth of infants in the first year of life?
By their first birthday, infants double their birth weight. Infants' birth length increases by 40%. Infants grow slowly in the first few months of life, and then growth becomes more rapid as the first birthday approaches. Infant growth is very individual and cannot be predicted.
The human immunodeficiency virus (HIV), which causes AIDS, is more likely to cause a major, rather than a mild, neurocognitive disorder.
Answer the following statement true (T) or false (F)