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5 votes
What is an allergic reaction?

The body's abnormal immune response to a foreign substance
A mechanical injury caused by a foreign object
A normal body function
All of the above

1 Answer

2 votes
The answer would be
"The body's abnormal immune response to a foreign substance"
because when a fairly new substance is rejected by the immune system the body goes into full defense mode, therefore, resulting in an Allergic Reaction.
User Lmcarreiro
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