Q. A pathogen can be a (n)

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Q. CD antigens

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Q. A virus vaccine that can activate cytotoxic T cells must contain

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Q. The ability of an antigen to induce an immune response does not depend on the antigen's

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Q. The antibiotic penicillin is a small molecule that does not induce antibody formation. However, penicillin binds to serum proteins and forms a complex that in some people induces antibody formation resulting in an allergic reaction. Penicillin is therefore

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Q. For specific antigen recognition by T cells,

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Q. Antigen, when injected in the body activates its specific lymphocytes in the

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Q. A molecule that can be covalently linked to a non-immunogenic antigen to make it an immunogen is called a (n)

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Q. Which of the following is incorrect with regard to antigen epitopes?

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Q. Very low doses of antigen may induce

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Q. Which of the following immune cells would have an especially low count in a patient with advanced AIDS?

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Q. In cellular immunity, T lymphocytes are responsible for the recognition and killing of foreign invaders. The cells are

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Q. Plasma cells produce thousands of __________ that are released into the bloodstream

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Q. If a person is vaccinated against a disease sometime in the past, which of the following is currently in your body?

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Q. What is a protein produced by host cells infected by viruses?

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Q. Immunogenicity

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Q. Polysaccharides on the surface of infecting microorganisms can also activate complement directly in the absence of

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Q. Antibodies bound to an invading microorganism activate the complement system via

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Q. The immune response to a booster vaccine is called a(n)

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Q. Immunological memory is due to

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