What is an allergy?

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Question

(D) Allergy is defined as the hypersensitive reaction of the immune system to certain antigens present in the environment,which are called allergens.

Vedclass · Accepted Answer

All of the above.

Vedclass · Answer

(D) Allergy is defined as the hypersensitive reaction of the immune system to certain antigens present in the environment,which are called allergens. $1$. It is an exaggerated immune response to specific antigens (allergens). $2$. It involves an abnormal physiological reaction of the body. $3$. It is essentially a state of hypersensitivity to an allergen. Therefore,all the given statements are correct.

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