Biology, 16.07.2019 05:10 chazpooh208
Which of the following is a positive effect that cities have on the environment? a. garbage from new york is distributed to kentucky to fill up abandoned mines. b. concentrating people in cities contains water and air pollutants, which are removed by greenbelts. c. cities give people places to live with smaller land use. d. air pollution from the midwest and "rustbelt" states is exported to the northeastern united states and canada.
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Biology, 21.06.2019 20:00
Which type of bacterial reproduction is depicted in the diagram?
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Biology, 21.06.2019 22:00
What is thought to have caused the mass extinction at the end of the cretaceous period?
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Biology, 21.06.2019 22:00
Consider darwin's first writings on the theory of natural selection. an important point of darwin's essay on the principle of population, written in 1798, was a peer's observation that in nature plants and animals produce far more offspring than can survive, this observation can be attributed to a) charles lyell. b) thomas malthus. c) jean-baptiste lamarck. d) johann friedrich meckel.
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Biology, 22.06.2019 12:30
Is becoming less expensive to screen blood samples for dna certain diseases have genetic basis what is possible ethical concern about the availability of inexpensive dna testing
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Which of the following is a positive effect that cities have on the environment? a. garbage from ne...
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