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jiwoonater jiwoonater
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6 years ago
What is the purpose of the normal flora of the skin?
 
  1. They control pathogens by competing with them for nutrients and space.
  2. They phagocytize pathogens.
  3. They secrete substances that kill pathogens.
  4. They makes the skin more acidic during times of stress, which discourages pathogen growth.
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LbuzznoLbuzzno
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6 years ago
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This verified answer contains over 120 words.
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jiwoonater Author
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6 years ago
Just got PERFECT on my quiz
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Yesterday
this is exactly what I needed
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2 hours ago
Brilliant
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