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Home Q & A Board Biology-Related Homework Help Medicine Medical Administration
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arichman7730 arichman7730
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6 years ago
A substance that is not necessarily harmful, but that causes a hypersensitive reaction, is a/an:
 
  A) antibody. B) antigen. C) allergen. D) reactive agent.
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ccoppccopp
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arichman7730 Author
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6 years ago
This helped my grade so much Perfect
Holly72492
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Yesterday
this is exactly what I needed
kriggs62
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2 hours ago
Just got PERFECT on my quiz
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