Ricky has blue eyes. Both of his parents have brown eyes. How is this possible?
a) Homozygous alleles were inherited from his grandparents.
b) His parents both had recessive genes for blue eyes.
c) His father had a dominant gene for blue eyes, and his mother had a dominant gene for brown eyes.
d) His parents both had dominant genes for blue eyes.
Answer: B
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Which of the following students provides the most accurate information about expertise during problem solving?
a. Lisa: "Experts are better at estimating how long it would take nonexperts to solve a problem." b. Pernelle: "Experts are more likely to use a mental set." c. Jack: "Experts are more likely to use their top-down processing effectively." d. Sabino: "Experts are more likely to use serial processing."
All of the following are associated with active rehearsal except
a. better memory performance. b. working on one word or segment of information at a time. c. increasing age and cognitive development. d. changes in rehearsal apparently causing increases in recall.
Juanita takes karate lessons once a week. This is an example of
A) rough-and-tumble play. B) organized sports. C) sociodramatic play. D) gender-stereotyped play.
As the result of recent changes in cultural attitudes, the division of labor between heterosexual couples in the United States is now virtually equal.
Answer the following statement true (T) or false (F)