Activated macrophages
A) Are activated by interferon-gamma
B) Preferentially kill abnormal body cells
C) Secrete tumor necrosis factor
D) Both are activated by interferon-gamma and preferentially kill abnormal body cells are correct
E) All of the choices are correct
Correct Answer:
Verified
Q29: Compared to undifferentiated B cells,
A)Plasma cells are
Q30: Cytotoxic T cells
A)Secrete perforin, which kills bacteria
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
Q35: Individuals who have been infected by the
Q36: Which of the following statements regarding blood-type
Q37: Which of the following statements regarding the
Q38: Which of the following is not a
Q39: Natural killer cells
A)Are activated by IL-2 and
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