Biology, 31.12.2020 21:30 msmigielski1316
BRAINLIEST IF CORRECT 60 POINTS
Which gas was only present in trace amounts in the atmosphere of early Earth?
A. oxygen
B. ammonia gas
C. carbon dioxide
D. sulfur gases
Answers: 3
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BRAINLIEST IF CORRECT 60 POINTS
Which gas was only present in trace amounts in the atmosphere of ea...
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