jlibby1995 jlibby1995

20-05-2015
Biology

Answered

14. Allergies are caused by which of the following?

A. Autoimmune diseases
B. Ingesting IgA in breast milk
C. Reactions to antigens
D. Strong toxins in the environment

Answer :

Nellz01 Nellz01

20-05-2015

C. reactions to antigens. These come in the form of pollen, grass, dust etc.
Hope this helps :)

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