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Author Question: What is primarily exchanged in the lungs during the process of breathing? A) carbon dioxide in and ... (Read 79 times)

berenicecastro

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on: Jul 12, 2018
What is primarily exchanged in the lungs during the process of breathing?
 A) carbon dioxide in and oxygen out
  B) oxygen in and carbon dioxide out
  C) carbon monoxide in and oxygen out
  D) oxygen in and carbon monoxide out
  E) hydrogen dioxide in and hydrogen peroxide out

Question 2

When deliberately tensed in a step-by-step, systematic process, muscles become exhausted and automatically relax, which helps other internal organs relax.
  Indicate whether the statement is true or false


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Alyson.hiatt@yahoo.com

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Reply #1 on: Jul 12, 2018
Answer to Question 1

B

Answer to Question 2

True


berenicecastro

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

peter

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Reply 3 on: Yesterday
Wow, this really help

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