Extinction rates today are how many times greater than the estimated background extinction rate? A. 1000 B. 10,000 C. 100 D. 10
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The background extinction rate is the natural rate at which species go extinct without any human influence. It is estimated to be about 1 to 5 species per million species per year. Now, we need to compare this rate to the current extinction rate. According to Show more…
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