Biology
Biology, 27.06.2019 07:30, Martinemaberry1944

How does the current, or sixth, mass extinction differ from the past five mass extinction events? a. the sixth mass extinction is believed to be caused by human-related factors. b. the sixth mass extinction is believed to be caused by natural forces. c. the sixth mass extinction is believed to affect relatively fewer species. d. the sixth mass extinction is believed to affect relatively fewer areas.

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