Question

what are allergens?????????​

Answer 1

Answer:

An allergen is a type of antigen that produces an abnormally vigorous immune response in which the immune system fights off a perceived threat that would otherwise be harmless to the body. Such reactions are called allergies

Explanation:

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Answer 2

Answer:

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what are allergens?

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Allergens :- The substance that trigger an allergy are called allergens. Even a small amount of an allergen can cause a reaction.

Types of Allergen :-

Basically there are many types of Allergens but the common are :-

• Dust
• Sunlight
• Certain food items