Between the ages of 7 and 11, pruning results in a 50% loss in the circuits in the brain that control
A) vision.
B) fine-motor movements.
C) language comprehension.
D) memory.
B) fine-motor movements
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Which of Marcia's proposed categories of identity conflicts is described as "young adults who never questioned themselves or their goals but instead proceed along the predetermined course of their childhood commitments"?
a. identity diffusion b. identity foreclosure c. identity moratorium d. identity achievement
Which of the following is TRUE regarding the adolescent growth spurt?
a. Boys grow more during their spurt than do girls. b. Girls grow more during their spurt than do boys. c. Growth depends upon degree of physical activity. d. Both boys and girls add an average of 13 inches to their height.
The permanency of death is usually clear to a 3-year-old child
Indicate whether the statement is true or false
Nonexperimental studies always contain a threat to internal validity, which means that these studies cannot establish unambiguous cause-and-effect relationships
a. True b. False Indicate whether the statement is true or false