Wealthy Romans made use of ____, a transparent stone, in windows so sunlight could penetrate the
interior.
a. Mediterranean seashell c. mosaic tile
b. quartz d. crystalline mica
D
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Which of the following animals is used for highly specialized research?
a. Primate c. Rabbit b. Mouse d. Hamster
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Hydraulic lines must be _____ so that energy will be transmitted effectively throughout the system
A) thin B) rigid C) the proper size D) flexible
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The indicator species method of biological detection uses all of the following to warn about environmental pollutants except:
a. enzymes c. animals b. microbes d. plants
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A "floating" TTL input is an:
A) unused input that is tied to ground. B) unused input that is tied to Vcc through a 1-k? resistor. C) unused input that is tied to used inputs. D) unused input that is not connected.
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