Which indicates that Maria has well-developed selective attention skills?
a. She can pay attention to two people talking at the same time.
b. She can pay attention to her teacher's voice while ignoring the voices of other students who are talking at the same time.
c. It takes a great deal of noise to get Maria to notice that someone is talking to her.
d. It takes her a long time to complete a task that requires vigilance.
b
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Which reason correctly explains the decline in the fertility rate?
A. women returning to school B. declining health of the population C. women joining the workforce D. increased sex education in elementary school
The cumulative-deficit hypothesis is often used to explain
a. how deficits in school funding create ineffective schools. b. how people with lower IQs have more children, thus lowering the average IQ in a society. c. how the cumulative effects of a superior education create a feeling of never being satisfied. d. how the negative effects of an impoverished environment "snowball" over time to create lowered IQ scores.
When discussing sex with his buddies, Hef says, "The key is to understand that normal guys want and need sex, whereas girls who want sex are immoral and corrupt.". Hef's comments best exemplify the concept of
a. the double standard. b. gender segregation . c. the androgyny shift. d. gender intensification.
Most spontaneous changes in the genetic material that occur during the gene replication process:
a. are harmful to the organism b. confer a survival advantage to the organism c. are universal and economical d. disappear in subsequent generations