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Author Question: There is evidence that some hair dyes may be carcinogenic. Because hair dyes are classified as ... (Read 41 times)

Metfan725

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  • Posts: 552
on: Aug 27, 2018
There is evidence that some hair dyes may be carcinogenic. Because hair dyes are classified as cosmetics, the FDA cannot
 
  A) ban them without sufficient proof of harm.
  B) approve them without sufficient proof of safety.
  C) approve them without sufficient carcinogenic testing.
  D) ban them.

Question 2

Gadolinium-153 is the most widely used radioisotope in medicine. It is used for the detection of
 
  A) lung tumor.
  B) skin cancer.
  C) osteoporosis.
  D) heart problems.


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morrie123456

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Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

C


Metfan725

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Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

xiaomengxian

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Reply 3 on: Yesterday
Excellent

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