Whataretheage-relatedchangesinneurons?
A. Therearenoage-relatedchangesinneurons,buttherearechangesinneurotransmitters.
B. Thenumberofneuronsincreases.
C. Tanglesdevelopinthefibersthatmakeuptheaxon.
D. Thenumberofconnectionsbetweenneurons,measuredassynapses,increasesafterage75.
Answer: C
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If the birth rate of the world were 30 births per 1,000 population and the death rate were 10 deaths per 1,000 population, the rate of natural increase would be:
a. 1.0%. b. 1.6%. c. 2.0%. d. 2.4%.
Which of the following groups in the United States has the highest median income for married couples?
a. whites b. blacks c. Hispanics d. Asians
Baudrillard was influenced by Marxist theory; however, he distinguished himself from it by
a. focusing on production performed by the proletariat. b. expanding on the division of labor inherent in society. c. exploring the capitalist mode of consumption. d. furthering Marx’s theory of worker alienation.
Through which type of research technique does a sociologist ensure that data are statistically representative of the population being studied?
a. sampling b. experiments c. ethnography d. control variables