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ppk ppk
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Posts: 3561
12 years ago
Although extinction is a natural process, current extinctions are of concern to environmentalists because

A) the rate of extinction is unusually high.
B) more animals than ever before are going extinct.
C) current extinction is primarily affecting plant diversity.
D) most current extinctions are caused by introduced species.
E) None of the options are correct.
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wrote...
12 years ago
A) the rate of extinction is unusually high.
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