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Home Q & A Board Biology-Related Homework Help Medicine Medical Administration
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Mserna19 Mserna19
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6 years ago
Carbon dioxide-rich air is expelled from the lungs during:
 
  A) exhalation. B) inhalation. C) expansion. D) all of the above.
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tdubb1992tdubb1992
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6 years ago
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Mserna19 Author
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6 years ago
You make an excellent tutor!
deathDoUsPart
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Yesterday
Good timing, thanks!
my2redeyes
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2 hours ago
Thanks
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