Cytotoxic T cells
A) Secrete perforin, which kills bacteria and viruses by perforating the membrane or coat that surrounds them
B) Are activated by interleukin 1
C) Require Class I MHC proteins to recognize foreign antigens
D) Both secrete perforin, which kills bacteria and viruses by perforating the membrane or coat that surrounds them and are activated by interleukin 1 are correct
E) Both are activated by interleukin 1 and require Class I MHC proteins to recognize foreign antigens are correct
Correct Answer:
Verified
Q25: Autoimmune diseases
A)Include multiple sclerosis and AIDS
B)Can be
Q26: Helper T cells
A)Are activated by antigen presented
Q27: Graft rejection
A)Occurs primarily because donor macrophages recognize
Q28: Antibodies
A)Are secreted by plasma cells
B)Protect against viruses
Q29: Compared to undifferentiated B cells,
A)Plasma cells are
Q31: Allergic reactions are the result of
A)Inappropriate responses
Q32: Systemic responses to infection
A)Are mediated by cytokines
Q33: Which of the following statements regarding the
Q34: Activated macrophages
A)Are activated by interferon-gamma
B)Preferentially kill abnormal
Q35: Individuals who have been infected by the
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