The government wants to set new regulations that prohibit chlorofluorocarbons (cfcs) use in aerosol sprays and refrigerants. how will this act with the sustainability of our environment? it will slow the degradation of the ozone layer. it will decrease the use of fossil fuels. it will increase the costs of aerosol sprays and refrigerants. it will increase ultraviolet light needed for vegetation.
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Biology, 22.06.2019 01:00
Loss of protected health information collected for research should be directly reported to:
Answers: 2
Biology, 22.06.2019 05:30
The vaccine in a flu shot contains weakened flu viruses. how does a flu shot work with the immune system? a. it destroys lymphocytes. b. it destroys macrophages. c. it activates macrophages. d. it activates lymphocytes.
Answers: 3
Biology, 22.06.2019 12:50
Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution
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Biology, 22.06.2019 13:50
The serengeti plains are part of the african savanna ecosystem and are home to a variety of different species of plants and animals. the serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. which type of limiting factors does the seasonal drought in the serengeti plains affect?
Answers: 2
The government wants to set new regulations that prohibit chlorofluorocarbons (cfcs) use in aerosol...
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