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Unformatted text preview: 13. What is an antigen and an antibody? How are they similar and different? 14. Where does the antibody bind to an antigen? 15. What is a MHC and where are they found? How are class I and class II different? 16. How are cytotoxic T-cells different from T-helper cells? 17. What is a natural killer cell? Do their levels increase following antigen stimulation? 18. What are the five classes of antibody and what is unique about each? Which one is produced during the primary response, secondary response, crosses the placenta and give long lasting immunity? 19. How are the constant and variable regions of an antibody different? 20. Explain the primary and secondary antibody response. What type of cells are responsible for each of these responses? 21. What is complement and what does it do? 22. What is opsonization and what advantage does it give? What is a membrane attack complex?...
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- Spring '11
- Microbiology, long lasting immunity, secondary antibody response