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Human Health and Disease — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Health and Disease1 Mark
Question
What do you understand by allergen? Write two examples of this.
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Answer

Allergen : The substances to which one is allergic are called Allergens. Like carbon particles, pollen particles, dust particles etc. Sometimes allergen substances cause very intense, violent and fatal reactions. Such allergen is called anaphylaxis. Example : Penicillin, insulin and some food items like fish, eggs etc.

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