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At the end of which geologic period did the largest mass extinction known to science take place? A. Cambrian B. Devonian C. Silurian D. Permian
At the end of the PERMIAN period, the largest mass extinction known to science took place.
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Asked 3/22/2012 4:21:43 PM
Updated 2/13/2017 10:41:34 AM
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At the end of the PERMIAN period, the largest mass extinction known to science took place.
Added 2/13/2017 10:41:34 AM
This answer has been confirmed as correct and helpful.
Confirmed by Janet17 [2/13/2017 10:43:48 AM]
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