The immune system is designed to attack whatever is not you; that is why you have _____, which are simply reactions of the immune system attacking what it considers a pathogen.

Question

Quizplus · Accepted Answer

Allergies are the immune system's response to attacking what it considers a pathogen, even if it is something harmless like pollen or food. Antibodies are proteins created by the immune system to target and destroy specific pathogens. Defenses and vaccines are also related to the immune system, but they do not directly relate to the concept of the immune system attacking what it considers a pathogen, which is what the question is asking.

The Immune System Is Designed to Attack Whatever Is Not