From what element are most semiconductors primarily composed? Yesterday's question was "Name all the planets that appear to have phases like our Moon to Earthbound observers?' The answer was Mercury and Venus.
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Name all the planets that appear to have phases like our Moon to Earthbound observers? Yesterday's question was "What is the base nucleotide to which adenine binds on its opposing strand in DNA?" The answer was thymine
What is the base nucleotide to which adenine binds on its opposing strand in DNA? Yesterday's question was "In what quadrant of the coordinate system are both x and y negative?" The answer was the 3rd.
In what quadrant of the coordinate system are both x and y negative? Friday's question was "What is the name of an electronic device that amplifies electronic signals and was used as a switching device in the first electronic computers?" The answer was a vacuum tube.
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