The greenhouse effect occurs when__________
A) plant decomposition takes place
B) the humidity from rainwater rises to the atmosphere
C) gases accumulate in the atmosphere and act as a glass roof
D) chlorofluorocarbons are absorbed by plants
Answer: C
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Identify which of the following is not one of the ways a new leader is chosen by a sect
a. peaceful overthrow of the original leader b. designation of a successor by the group closest to the original leader c. hereditary transmission d. transmission of charisma by ritual
Social Security, a government mandate, is funded through:
a. mutual fund accounts set up by employers b. payroll taxes c. workmen's compensation deductions d. government deductions from insurance companies
An IRB might waive the informed consent form if there is a situation where one cannot get people to sign, the observation area is public, and ______.
a. there is no additional harm involved b. the people don’t know the researchers c. those around are unfamiliar with experiments d. your deadline is quickly approaching
Twenty-five percent of those with AIDS in the U.S. became exposed through:
a. homosexual sexual contact b. heterosexual sexual contact c. intravenous drug use d. blood transfusions