how is allergy caused ?
Answers
Answered by
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
1
Answer:
allergy is caused when our body reacts to a foreign substance . as a result, it forms antibodies
Explanation:
Similar questions