Examlex
Which of the following antigen types found in gram-negative enterics is mismatched?
Antigen
Any substance that causes the immune system to produce antibodies against it, which includes pathogens, foreign blood cells, and some toxins.
Chemical Barrier
A defense mechanism or physical substance that prevents or reduces the risk of infection or damage by biological or chemical agents.
Tears
Liquid produced by tear glands to lubricate, clean, and protect the eye surface, and can also be a response to emotions.
Lymphatic System
A part of the immune system that includes lymph nodes, lymph vessels, and organs, responsible for transporting lymph and removing toxins from the body.
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