Acellular vaccines and subunit vaccines
A) contain modified bacterial exotoxin molecules.
B) contain select antigenic components of a pathogen rather than whole cells or viruses.
C) utilize DNA strands that will produce the antigen.
D) confer passive immunity.
E) are always genetically engineered.
Correct Answer:
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Q44: An activated TH cell produces _, which
Q45: High titers of specific antibodies are characteristic
Q46: Cytotoxic T cells
A)secrete interleukin-2 to stimulate B
Q47: Which lymphocytes lack specificity for antigen and
Q50: Edward Jenner's work involved
A)development of passive immunotherapy.
B)immunization
Q51: Immunotherapy is the
A)use of antitoxins.
B)use of immune
Q51: Antitoxins
A)are always genetically engineered.
B)confer passive immunity.
C)contain select
Q52: Which of the following is not a
Q53: What process generates many B cells and
Q54: Vaccinia virus is often used in the
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