Because of recent advancements in surgical techniques to effectively treat cataracts, _____ has now become the leading cause of blindness in older adults in the United States
a. age-related macular degeneration
b. glaucoma
c. retinitis pigmentosa
d. presbyopia
a
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Genetic influences that make alcohol consumption aversive and thus reduce risk of alcoholism include the protective effects of ____
a. gender b. hormonal balancing mechanisms c. variations in genes that produce ALDH enzymes d. gene and environment interactions
According to the NCS-R data, the median age of onset for mental disorders is
a. 27 years. b. 14 years. c. 30 years. d. 20 years.
If two variables have a correlation of +1.00, then
a. a perfect negative relationship exists between them. b. a perfect positive relationship exists between them. c. a weak relationship exists between them. d. it is not possible to tell the type of relationship that exists between them.
Fast mapping occurs with:
A) vocabulary only. B) vocabulary and writing. C) vocabulary and arithmetic. D) vocabulary, writing, and arithmetic.