Lesch-Nyhan syndrome is an example of a:

A. genetic disorder that causes mental retardation
B. cluster of symptoms displayed by some mentally retarded individuals
C. form of cerebral palsy
D. viral infection that causes mental retardation



A. genetic disorder that causes mental retardation

Psychology

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The fate of premature and low-birth-weight infants

a. depends solely on their biological condition. b. depends solely on the quality of their postnatal environment. c. depends on their biological condition and their postnatal environment. d. is unrelated to their biological condition or their postnatal environment.

Psychology

Smoking kills approximately 434,000 Americans each year

Indicate whether the statement is true or false

Psychology

Successive versions of the DSM have shown improved

(a) validity of diagnosis (b) reliability of diagnosis (c) construct validity (d) predictive validity (e) value judgments

Psychology

The study of the relationship between psychology and events that affect the nervous and immune systems is called psychoneuroimmunology

Indicate whether this statement is true or false.

Psychology