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Home Q & A Board Biology-Related Homework Help Medicine Pharmacology (Moderator: DelightfulMind)
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inesxvii inesxvii
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6 years ago
Air entering the body is filtered, warmed, and moistened by the
 A) upper respiratory tract.
  B) lower respiratory tract.
  C) bronchioles.
  D) alveoli.


What is true regarding passive immunity?
 A) It provides lifelong protection.
  B) It lasts longer than active immunity.
  C) It is not permanent.
  D) It results from the administration of a vaccine.
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JodiLoveJodiLove
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6 years ago
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inesxvii Author
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6 years ago
Thank you, thank you, thank you!
Turboturner
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Yesterday
Thanks for your help!!
Danivalda
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2 hours ago
This calls for a celebration Person Raising Both Hands in Celebration
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