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Home Q & A Board Science-Related Homework Help Health, Nutrition, and Food Sciences
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retard23 retard23
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6 years ago
Chronic obstructive pulmonary disease, emphysema, and chronic bronchitis are diseases of the ____ system.
 A) circulatory
  B) cardiovascular
  C) endocrine
  D) lymphatic
  E) respiratory
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juliaguayjuliaguay
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6 years ago
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retard23 Author
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6 years ago
this is exactly what I needed
54321abs
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Yesterday
Thanks for your help!!
kobbhy
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2 hours ago
Correct Slight Smile TY
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