The average age of the onset of puberty in girls is ____, while the average age of onset of puberty in boys is ____
a. 13 years, 11 years
b. 11 years, 13 years
c. 12 years, 10 years
d. 10 years, 12 years
b
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Strong evidence for the consolidation hypothesis stems from
a. research on selective rehearsal. b. disruption of normal brain functioning, such as "closed-head" injury. c. research on mental rotation. d. enhancement of brain functioning through memory training. e. studies of individuals with highly developed memories.
Research suggests that infants can identify changes in the emotions expressed in others' faces by what age?
A) 2–3 months B) 4 months C) 5 months D) 6–9 months
Even though the proportion of young women who are employed has risen in the 20th and 21st centuries, the majority of women still work in the ____
a. science and engineering sector b. service sector c. business sector d. agriculture sector
Opposite-sex twins are, by definition, dizygotic
Indicate whether the statement is true or false