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Author Question: Determining a discrete threshold level of exposure is most difficult for A) all carcinogens. B) ... (Read 102 times)

ap345

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Determining a discrete threshold level of exposure is most difficult for
 
  A) all carcinogens.
  B) most acids.
  C) all salts.
  D) almost all bases.

Question 2

Which of the following slows the global hydrologic cycle?
 
  A) Increased atmospheric pollution with aerosol particles
  B) Increased use of pesticides
  C) Increased evaporation from land surfaces
  D) Global warming



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ricroger

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Answer to Question 1

A

Answer to Question 2

A





 

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