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Asthma is caused due to

This question belongs to General Knowledge Biology
Biology
?

Asthma is caused due to

Answer & Solution
Correct Answer: Option D
Asthma is caused due to inflammation of lungs and spasm in bronchial muscles. The peculiar symptoms of the disease are coughing, chest tightness, and shortness of breath. It is mainly caused due to environmental and genetic factor.
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