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Aleonysh [2.5K]
3 years ago
15

Harry suffers from cystic fibrosis and frequently has periods where he can hardly breathe. the problem is most likely the result

of
Biology
1 answer:
nika2105 [10]3 years ago
7 0
Hey there,
<span>Thick secretions that exceed the ability of the mucus elevator to transport them.

Hope this helps :))

~Top
</span>
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