Which of the following is an accurate comparison of people with Down syndrome and people with Klinefelter syndrome?
a. They both have cells with 47 chromosomes, but the extra chromosome in Klinefelter syndrome is a sex chromosome and in Down syndrome, it is one of the other chromosomes.
b. They both have cells with 47 chromosomes, and in both cases, it is an extra sex chromosome.
c. There is an extra chromosome in Down syndrome, while there are fewer than the normal number of chromosomes in Klinefelter syndrome.
d. There is an extra X chromosome in Klinefelter syndrome and a missing X chromosome in Down syndrome.
a
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Which of the following women is least likely to develop postpartum depression?
a. a woman who is not married b. a woman who has just had her first child c. a woman who receives attention and support from family and friends d. a woman who lives in a rural area and cannot get together with friends or family
An individual with Turner's syndrome has one X chromosome and no Y chromosome
a. True b. False Indicate whether the statement is true or false
Professor Smart is interested in studying the auditory capacities of three-month-old infants. After reviewing the research literature, she is most likely to choose ________ as an appropriate means of investigating this sensory modality
a. operant conditioning c. classical conditioning b. discrimination learning d. deferred imitation
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a. 10% c. 20% b. 15% d. 25%