Why doesn't interferon prevent all cells from being infected with viruses?
A) because interferon is effective against bacterial infections only
B) because interferon is only released from cells that are already infected
C) because interferon has no memory capability
D) because interferon is produced by macrophages,which arrive after an infection has occurred
E) Both because interferon is only released from cells that are already infected and because interferon has no memory capability are correct.
Correct Answer:
Verified
Q1: For the first nine months after birth,Ronny
Q2: Functions of lymph nodes include
A)suppressing the immune
Q4: _ involves B cells.
A)Innate immunity
B)Antibody-mediated (adaptive)immunity
C)Cell-mediated (adaptive)immunity
D)All
Q5: Lymphocytes that survive the maturation process:
A)are now
Q6: Ronny Knowse,a two-year old boy,chronically develops severe
Q7: Which of these is a direct effect
Q8: Which of these is NOT a function
Q9: _ is effective against extracellular antigens such
Q10: When a B cell is exposed to
Q11: Areas of rapidly dividing lymphocytes in lymph
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