The innate chemical defense substance that activates T cells and B cells is
A) histamine.
B) complement protein.
C) interleukin.
D) All answers are correct.
E) epinephrinE.
Correct Answer:
Verified
Q2: The "master cells" of the immune system
Q4: A cell that does not circulate in
Q6: A Y-shaped protein that is produced in
Q10: Which is not a major part of
Q12: Which is an example of passive immunity?
A)
Q14: A phagocyte is a
A)cell that engulfs other
Q17: Physical and chemical barriers that form the
Q21: An exaggerated attack on a harmless antigen
Q23: Each year there are an estimated 250,000
Q28: A disease-causing agent that does not usually
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