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Human Health and Disease — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Health and Disease1 Mark
Question
When a boy entered an air-conditioned room immediately after coming back from playing football outside, he developed allergy symptoms. Write any two characteristics observed in such a situation. How does our body fight such conditions?
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Answer

(i) Sneezing (ii) Watery eyes (iii) Runny nose (iv) Difficulty in breathing.
In such a situation, histamine and serotonin are secreted by the mast cells of our body and the body starts producing IgE antibodies.

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