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Biology, 21.04.2020 18:02 bmartinez26

Which of the following events would most unpredictably affect an ecosystem?
A. the removal of one old tree
B. a mutation in a native bacteria
C. the annual birth of a new generation of deer
D. a rainstorm that causes minor flooding.

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Which of the following events would most unpredictably affect an ecosystem?
A. the removal of...

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