Genetic factors

a. are very common in all levels of retardation.
b. are clearly involved in the more severe forms of retardation.
c. are involved only in cases of profound retardation.
d. are involved only in Down syndrome.


b. are clearly involved in the more severe forms of retardation.

Psychology

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The field of study that examines the influence of genetics and hereditary factors on personality traits is called:

A. genetic neuroscience. B. personality neuroscience. C. behavioral genetics. D. behavioral neuroscience.

Psychology

By age five, a child's brain weighs ____ of an average adult's brain

a) 90% b) 75% c) 60% d) 50%

Psychology

It is believed that SIDS babies do not change positions and resume breathing after an episode of apnea due to a(n)

a. weak arousal reflex. b. absence of delta waves. c. absence of REM sleep. d. lack of adequate motor control.

Psychology

What we remember depends on

a. what we pay attention to. b. how we elaborate our memory. c. what we feel strongly about and what we regard as important. d. all of these.

Psychology