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Which statement is true of a chemical reaction Energy is always released energy is always absorbed energy is not transferred energy is either released or absorbed
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Biology, 22.06.2019 09:00
Several billion years ago which gas was the least prevailant in the atmosphere
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In trying to determine whether dna or protein is the genetic material, hershey and chase made use of which of the following facts? a) dna contains sulfur, whereas protein does not. b) dna contains phosphorus, whereas protein does not. c) dna contains nitrogen, whereas protein does not. d) dna contains purines, whereas protein includes pyrimidines.
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Biology, 22.06.2019 19:30
When it is summer at the south pole, a. the northern hemisphere is tilted toward the sun. b. the southern hemisphere is tilted away from the sun. c. the northern hemisphere is tilted away from the sun. d. both the southern and northern hemispheres are tilted toward the sun.
Answers: 1
Which statement is true of a chemical reaction Energy is always released energy is always absorbed e...
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