At a minimum, the human immune system is capable of recognizing approximately how many different antigens?
A) 105
B) 1010
C) 1015
D) 1020
E) 1025
Answer: C) 1015
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Microbiology Chapter 17
- Microbiology Chapter 17 True and False
- Which of the following statements about IL-12 is FALSE?
- IL-2, produced by TH cells,
- ADCC is a process that is most effective in destroying
- A Treg cell deficiency could result in
- An antibody's Fc region can be bound by
- Which of the following statements about natural killer cells is FALSE?
- Thymic selection
- Which one of the following causes transmembrane channels in target cells?
- Cytokines released by TH1 cells
- The following events occur in cellular immunity. What is the third step?
- Which of the following destroys virus-infected cells?
- The presence of which of the following indicates a current infection rather than a previous infection or vaccination?
- Which of the following bacterial components would most likely result in B cell stimulation by T-independent antigens?
- In Figure 17.2, what can attach to a host cell?
- In Figure 17.2, which areas represent antigen-binding sites?
- In Figure 17.2, which areas are different for all IgM antibodies?
- In Figure 17.2, which areas are similar for all IgG antibodies?
- The following events elicit an antibody response. What is the third step?
- Which of the following WBCs are NOT lymphocytes?
- Which of the following is the best definition of antigen?
- Which of the following statements is FALSE?
- In Figure 17.1, the arrow at time (c) indicates
- In Figure 17.1, which letter on the graph indicates the highest antibody titer during the patient's response to a second antigen?
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