Author Question: Too much ________, a chemical substance found in coffee, can cause symptoms such as jitteriness and ... (Read 49 times)

kwoodring

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Too much ________, a chemical substance found in coffee, can cause symptoms such as jitteriness and worsen your stress.
 
  A) nicotine
  B) melatonin
  C) caffeine
  D) niacin

Question 2

________ have an increased risk of ulcers, and those ulcers are particularly resistant to healing.
 
  A) Drug abusers
  B) Smokers
  C) Alcoholics
  D) Diabetics



Hdosisshsbshs

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Answer to Question 1

Answer: C

Answer to Question 2

Answer: B



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