The typical sex chromosome pattern for males is _____
A) XX
B) XYY
C) XY
D) XXY
C
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Authoritative parents
A. firmly believe that teenagers should be responsible for their own lives. B. seem indifferent to their child's academic performance. C. believe that adolescents should not argue with or question adults. D. strike a balance between making demands and being responsive.
In the context of learning second-language acquisition, which of the following statements is true of bilingual speakers?
A. Bilingual speakers exhibit differences in brain activation depending on when they learned their second language. B. Bilingual 6- to 9-month-old infants discriminate similar sounds, while single-language infants of the same age do not. C. Bilingual speakers have a low density of neurons in the language centers of the brain when compared to single-language speakers. D. Bilingual speakers have brain regions that are less plastic and less connected than single-language speakers.
An assumption of the t test states that the scores in your sample must be ______.
A. independent variables B. independent variances C. independent observations D. independent case studies
A drawback of PET scans compared to newer techniques, such as magnetoencephalography, is that:
a. PET is slower, which means it is more difficult to measure moment-to-moment changes in brain activity. b. PET is faster, which makes it difficult to figure out how brain activity relates to what someone sees or hears. c. PET is too expensive for practical use. d. PET is slower, and it does not provide a picture of the brain.