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Author Question: Which compound that was formerly used in building materials such as insulation has been found to be ... (Read 153 times)

mrsjacobs44

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Which compound that was formerly used in building materials such as insulation has been found to be the cause of certain cancers and lung diseases?
 
  A) radon
  B) asbestos
  C) lead
  D) PCBs

Question 2

The average number of births a female in a given population has during her reproductive years is the
 
  A) conception rate.
  B) birth rate.
  C) fertility rate.
  D) reproductive rate.



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juwms

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Answer to Question 1

Answer: B

Answer to Question 2

Answer: C




mrsjacobs44

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Reply 2 on: Jul 12, 2018
Thanks for the timely response, appreciate it


mcarey591

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Reply 3 on: Yesterday
Gracias!

 

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