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So there's a simple explanation for the Great Oxidation Event. It was the cyanobacteria, pumping out unwanted oxygen, that transformed Earth's atmosphere. ... That means the cyanobacteria were busy pumping out oxygen for at least half a billion years before oxygen started appearing in the air.
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scientists form opinions based on evidence and decide how the idea should change.
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scientific rarely change , because they are based on extensive edivence. new evidence leads to modification of ideas
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a
Explanation:
Fossil fuels are considered non renewable because they take millions of years to form but depleted faster than they are formed.
Well, Euglena is in phylum Euglenophyta, and Paramecium is in phylum Ciliophora. You can verify that with a quick Google search.
<span>Does that sort of narrow it down? :)</span>
The best way of doing it without potentially causing harm to yourself, would be "wafting".
