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barry barry
wrote...
Posts: 11630
11 years ago
Earth's atmosphere and lithosphere are composed mainly of the elements oxygen and ________.
A) carbon
B) phosphorus
C) silicon
D) hydrogen
E) nitrogen
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saviosavio
wrote...
Top Poster
Posts: 2168
11 years ago
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Biology - The only science where multiplication and division mean the same thing.

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barry Author
wrote...
11 years ago
Thanks
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