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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
This calls for a celebration Person Raising Both Hands in Celebration
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Thank you, thank you, thank you!
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2 hours ago
This helped my grade so much Perfect
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