Author Question: A deficiency of vitamin A may cause A) schizophrenia. B) blindness. C) cardiac arrest. D) ... (Read 39 times)

Brittanyd9008

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A deficiency of vitamin A may cause
 
  A) schizophrenia.
  B) blindness.
  C) cardiac arrest.
  D) stroke.

Question 2

Hydrogen gas has been proposed as a fuel of the future because
 
  A) it can be obtained cheaply by drilling.
  B) it can be extracted from seawater with no energy expenditure.
  C) it is nonflammable.
  D) it burns to produce water.



mcabuhat

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Answer to Question 1

B

Answer to Question 2

D



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