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 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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