Which statement best describes the pattern of extinction throughout biological history?

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    The rate of extinction has steadily increased over the entire history of life.
    The rate of extinction has steadily decreased over the entire history of life.
    There has been very little extinction except during mass extinction events.
    There has been a relatively constant turnover of species with occasional mass extinction events.

asked May 30, 2013 in Biology by anonymous
    

1 Answer

0 votes
There has been a relatively constant turnover of species with occasional mass extinction events.
answered May 31, 2013 by Bioshare ~Top Expert~ (34,070 points)



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