The Allee effect is used to describe a population that
A) has become so small that it will have difficulty surviving and reproducing.
B) has become so large it will have difficulty surviving and reproducing.
C) approaches carrying capacity.
D) exceeds carrying capacity.
E) is in crash decline.
Ans: A) has become so small that it will have difficulty surviving and reproducing.
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a. after DNA is replicated in S phase but before meiosis I begins b. after meiosis I is complete c. after prophase II d. before telophase II e. after prophase I
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Fill in the blank(s) with the appropriate word(s).
The (fungi/algae/lichens) are so sensitive to pollutants that they are used as indicators of environmental conditions.
Fill in the blank(s) with the appropriate word(s).