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Biology, 09.10.2019 22:00 BigGirlsTheBest
Which explains why oxygen was absent from earth’s early atmosphere?
excess heat converted atmospheric oxygen into other gases
oxygen chemically combined with newly formed rocks. photosynthesizing organisms such as plants had not yet appeared. volcanic gases suppressed the natural production of oxygen
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Which explains why oxygen was absent from earth’s early atmosphere?
excess heat converted at...
excess heat converted at...
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