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The process of photosynthesis resulted in (as in when photosynthesis first appeared on Earth)... A. significant changes in the atmosphere. B. extinction. C. The evolution of multi-cellular life. D. all
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The process of photosynthesis resulted in (as in when photosynthesis first appeared on Earth)...

A. significant changes in the atmosphere.


B. extinction.


C. The evolution of multi-cellular life.


D. all of the above.

User Mridul Vishal
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1 Answer

9 votes
I think A. Significant changes in the atmosphere.
User Pkowalczyk
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