Lymphocytes are a specialized form of which of the following?
A) dendritic cells
B) macrophages
C) red blood cells
D) white blood cells
D
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The unit of resistance is named after
A. Michael Faraday. B. Georg Simon Ohm. C. Isaac Newton. D. Benjamin Franklin.
An attitude that tends to unify people and enhance support for a state is known as
A) centripetal force. B) nationalism. C) ethnicity. D) pride. E) multiculturalism.
Corn-produced ethanol ________
A) does not require inputs of fossil fuel energy B) does not produce greenhouse gases when burned C) results in higher food prices for corn and corn products D) yields more than 10x the energy required to produce it E) cannot be mixed with other fuels
Which of the following may indicate the presence of a fault scarp?
A. Freshly exposed, generally linear feature with little/no vegetation. B. A "step" in the landscape. C. Break in a slope along a hillside. D. All of these can indicate the presence of a fault scarp.