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Biology 12 Online
OpenStudy (anonymous):

Which gas in the atmosphere made the development of eukaryotic cells possible? A. carbon dioxide B. oxygen C. methane D. nitrogen

OpenStudy (anonymous):

@Destinymasha

OpenStudy (abhisar):

B

OpenStudy (anonymous):

Thank you that is what i thought

OpenStudy (abhisar):

Anytime !

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