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Home Q & A Board Biology-Related Homework Help Medicine Nursing and Clinical
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deatk85 deatk85
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6 years ago
What is the first line of defense against infection?
 
  a. skin c. immune system
  b. antibiotics d. digestive track
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dalj;adalj;a
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6 years ago
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deatk85 Author
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6 years ago
Helped a lot
amandamraz
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Yesterday
this is exactly what I needed
julymontalvo
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2 hours ago
This calls for a celebration Person Raising Both Hands in Celebration
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