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Divya. Divya.
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Posts: 966
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7 years ago
Cystic fibrosis affects the glands that secrete mucus, leading to recurrent, severe respiratory infections and gastrointestinal disorders.
True or false?
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rivierariviera
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Posts: 499
7 years ago
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Divya. Author
wrote...

7 years ago
Smart ... Thanks!
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Yesterday
Brilliant
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2 hours ago
Good timing, thanks!
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