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Biology, 22.06.2019 10:30, DEVlN6070
The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere
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Biology, 22.06.2019 13:00, dianelys3083p5spb5
Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?
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Calcium oxide (cao) forms when an atom of calcium loses two electrons, giving it a +2 charge and an...
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