Biology, asked by deegurung41, 8 months ago

how is allergy caused ?

Answers

Answered by kingofcoc20200505
3

Answer:

this is ur ans

Explanation:

Allergies occur when your immune system reacts to a foreign substance — such as pollen, bee venom or pet dander — or a food that doesn't cause a reaction in most people. Your immune system produces substances known as antibodies.

Hope it helps you

Answered by swastiranmale
1

Answer:

allergy is caused when our body reacts to a foreign substance . as a result, it forms antibodies

Explanation:

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