Multiple Choice
What is the internal line of defense that filters blood and helps to destroy microorganisms?
A) Thymus
B) Spleen
C) Bone marrow
D) Heart
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q1: How does the immune system distinguish self
Q2: Cellular immunity is characterized by this type
Q3: How do bacteria and viruses differ from
Q4: What element of the immune system is
Q6: What is the term when the immune
Q7: The immune system is a complex organization
Q8: What happens during the antigen-antibody reaction?
Q9: Discuss the types of T cells.
Q10: Humoral immunity is<br>A) the transformation of B
Q11: The reactions of the immune system to