Question and answer
The first major source of oxygen gas was _____.
The first major source of oxygen gas was cyanobacteria.
Expert answered|miarodrigo|Points 819|
Question
Asked 5/7/2015 6:18:31 AM
Updated 5/7/2015 9:02:42 AM
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This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [5/7/2015 9:02:42 AM]
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Thermohaline circulation is driven by _____. density salinity temperature wind Coriolis effect
Question
Not Answered
Updated 5/6/2015 8:20:35 AM
1 Answer/Comment
Thermohaline circulation is driven by density.
Added 5/6/2015 8:20:35 AM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [5/7/2015 11:30:42 AM]
In the paleoatmosphere, the primary gases were _____. A. oxygen, carbon dioxide, nitrogen. B. carbon dioxide, oxygen, and water vapor. C. oxygen and water vapor. D. carbon dioxide and oxygen
Weegy: The answer is oxygen, carbon dioxide, nitrogen. (More)
Question
Updated 5/7/2015 9:02:33 AM
1 Answer/Comment
In the paleoatmosphere, the primary gases were oxygen, carbon dioxide, nitrogen.
Added 5/7/2015 9:02:32 AM
This answer has been confirmed as correct and helpful.
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