In australia, millions of nonnative cattle produce a huge amount of dung. for decades, australia has imported nonnative dung beetles to clean up the dung. which sentence best explains why native australian dung beetles were not doing the job? a. cow dung is not part of any native australian species' niche. b. native australian dung beetles lack a niche in australia. c. cows have no known niche in australia. d. decomposers lack a native niche in australia.
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Biology, 22.06.2019 10:00
Rarefaction is used for which of the following? a. creating a representative sample b. studying how disease impacts populations c. rediscovering species thought to be instinct d. determining which sea creatures live in an area
Answers: 1
Biology, 22.06.2019 15:40
During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.
Answers: 1
Biology, 22.06.2019 17:00
Which of the following terms would bb represent in an organism? a.phenotype b.genotype c.genetics
Answers: 2
In australia, millions of nonnative cattle produce a huge amount of dung. for decades, australia has...
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