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A level Biology: Post your doubts here!

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i go for B as during asthma attacks more mucus is produced cuz some foriegn substance actually entered which triggered the asthma attack so choice 2 is now eliminated as exocytosis will increase not endocytosis and as 2 is eliminated the ans should be B the cilia will be more active as it will try to remove the excess mucus produced
what is the answer by the way:)
its b ure correct thnks :p
 
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