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Biology
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Microbiology An Evolving Science Study Set 1
Quiz 24: The Adaptive Immune Response
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Question 61
Essay
Based on Special Topic 24.1, would taking probiotic health supplements be good for your immunity?
Question 62
Essay
Current medical studies have shown that the T
H
1/T
H
2 cell ratio can be linked to infertility issues in women suffering recurrent reproductive failure (who have been shown to have higher levels of T
H
1). What does a T
H
1/T
H
2 cell ratio mean, and what part of adaptive immunity is more active in such women?
Question 63
Essay
List the steps for the classical complement cascade. Discuss two ways this cascade results in microbial destruction.
Question 64
Essay
Systemic lupus erythematosus (SLE) is a chronic, inflammatory autoimmune disorder affecting the skin, joints, kidneys, and other organs. A hallmark of lupus is the production of an array of autoantibodies. Some scientists believe that the autoantibody formation seen in lupus is a result of Epstein-Barr virus molecular mimicry. What do these scientists believe has happened in the case of lupus? Give one example as evidential support.
Question 65
Essay
If a person was unable to undergo negative selection during T-cell education, what is T-cell education and why would this be a severe immune problem?
Question 66
Essay
Would treating a person infected with human immunodeficiency virus (HIV) who has recently developed acquired immunodeficiency syndrome (AIDS) using a helper T-cell transfusion work? Why or why not?
Question 67
Essay
X-linked hyper IgM syndrome (XHIM) is an immunodeficiency disorder caused by mutations of the gene encoding CD154. Why is this disease characterized by recurrent infections (starting in childhood) and elevated serum levels of IgM?