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Ascientist observes that a region covered by permafrost a few years ago has now thawed. how could this trend be related to the use of fossil fuels?
greenhouse gases trap more heat in earth's atmosphere.
particulate matter covers and warms the ground.
soil thaws more easily as it becomes more acidic.
factories using fossil fuels generate heat.
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Biology, 22.06.2019 15:40, mesposito
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.
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Ascientist observes that a region covered by permafrost a few years ago has now thawed. how could th...
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