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Innate immunity
1. utilizes highly specific antigen receptors on b cells.
2. is based on recognition of antigens that are specific to different pathogens.
3. is activated immediately upon infection.
4. depends on a newly infected animal's previous exposure to the same pathogen.
5. is found only in vertebrate animals.
Answers: 3
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Innate immunity
1. utilizes highly specific antigen receptors on b cells.
2. is based...
1. utilizes highly specific antigen receptors on b cells.
2. is based...
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