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Primitive Earth Atmosphere

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Primitive Earth Atmosphere

Postby ckjones » Tue Jun 07, 2005 6:17 pm

The primitive Earth atmosphere is hypothesized to have consisted mostly of:

A) oxygen, nitrogen, and water vapor

B) hydrogen, methane, ammonia, and water vapor

C) amiino acids, ATP, carbohydrates, and oxygen

D) none of the above

Can someone please help me???
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Postby Zachthemac » Tue Jun 07, 2005 6:43 pm

The answer is B.
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Postby Chris4 » Tue Jun 07, 2005 6:48 pm

I'd say B.As there wasn't any oxygen.
http://www.spacedaily.com/news/early-earth-01g.html
:roll: Might help.
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