Before organisms with nuclei evolved, life on earth consisted only of unicellular
a) eukaryote...
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Biology, 21.06.2019 23:30
In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?
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Why are scientists concerned about the depletion of the ozone levels in the stratosphere?
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Match the functions to the cell types ? contraction and relaxation. conducting electrochemical signals fighting diseases carrying genetic material
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