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The Graph Shows Extinction Rates for Families of Marine Organisms

Question 5

Multiple Choice

The graph shows extinction rates for families of marine organisms during different periods of Earth's history. How many mass extinction events do scientists commonly infer from these data? The graph shows extinction rates for families of marine organisms during different periods of Earth's history. How many mass extinction events do scientists commonly infer from these data? A) 2 B) 13 C) 5 D) 3


A) 2
B) 13
C) 5
D) 3

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