Multiple Choice
Interferons are
A) released from virus-infected cells to protect other cells from infection.
B) released from activated T-lymphocytes in a cell-mediated immune response to infection.
C) not virus specific.
D) produced by a variety of different cell types.
E) all of the above.
Correct Answer:
Verified
Correct Answer:
Verified
Q30: Human leucocyte antigen (HLA)proteins are<br>A)found only on
Q31: The B cell antigen receptor is<br>A)a cytokine.<br>B)an
Q32: Reaction of antigen with IgE-sensitised mast cells
Q33: An antigen is<br>A)any component of a foreign
Q34: Which of the following enable immune cells
Q36: An example of an autoimmune disease is<br>A)hay
Q37: An attenuated vaccine consists of<br>A)killed microorganisms.<br>B)live microorganisms.<br>C)inactivated
Q38: Toxoids are<br>A)antibodies against toxins.<br>B)lipopolysaccharides of Gram-negative bacteria.<br>C)proteins
Q39: The role of opsonins in the human
Q40: Which of the following is NOT an