Tara and Boris, expectant parents, wonder about the endless possibility of traits their unborn son might inherit from them (e.g., Tara’s red hair and allergies; Boris’s tall frame and poor eyesight). As a genetics expert, you tell them that after cell division, the egg or sperm contains _____ chromosomes; thus, a male or female can produce _____ different combinations of his or her
chromosomes.
a. 23; 223
b. 23; 232
c. 46; 246
d. 46; 462
ANSWER:
a
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The director of a new mental health center is planning to provide treatment for a disorder that is the most common complaint for those who seek mental health care, and the second leading cause of disability worldwide. That disorder is ____
a. depression c. anxiety b. manic depression d. hyperactivity
The net effect of each cycle of the sodium-potassium pump is to ____
a. decrease the number of positively charged ions within the cell b. increase the number of positively charged ions within the cell c. decrease the number of positively charged ions outside the cell d. increase the number of negatively charged ions within the cell
The notion that motivation lies on a continuum from no autonomy to complete autonomy or agency refers to the _____________
A. motivation continuum. B. social facilitation continuum. C. self-efficacy continuum. D. self-determination continuum.
A range of cognitive tasks that a child cannot yet do but can learn to do through the guidance of an older child or adult defines _____
a) the zone of proximal development. b) the personal fable. c) symbolic function. d) private speech.