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Author Question: Which of the following vitamins is produced by the skin after exposure to sunlight? A) A B) K C) ... (Read 81 times)

audragclark

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on: Jul 3, 2018
Which of the following vitamins is produced by the skin after exposure to sunlight?
 
  A) A B) K C) D3 D) E

Question 2

_____ cells create impulses that determine the heart rate.
 
  a. Pacemaker
  b. Conductive
  c. Working
  d. Contractile


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joechoochoy

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Reply #1 on: Jul 3, 2018
Answer to Question 1

C

Answer to Question 2

A


audragclark

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Reply 2 on: Jul 3, 2018
Wow, this really help

juliaf

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Reply 3 on: Yesterday
:D TYSM

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