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Biology, 22.06.2019 02:30
Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels
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Biology, 22.06.2019 18:00
To test the responsiveness of the kidneys, scientists have designed an experiment tracking urine output of people during a normal day, while regulating the in-take of water by mouth. what would be an appropriate hypothesis for this experiment?
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Biology, 23.06.2019 00:00
Describe the structure of a virus, and explain how this structure differs from that of a cell.
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When the dna begin to coil and condense, the cell is in g0 phase g1 phase g2 phase s phase...
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