Supplemental Quiz

1. Explain how over-expression of a normal, positive immune reaction results in a disease state. How are these types of diseases typically controlled? Is this a good therapy? Why or why not?

2. How is it that a Type O blood donor can give blood to a Type A recipient if Type O blood has anti-Type A antibodies in it?

3. Describe the clonal selection theory of no self reactivity. Explain how "forbidden clones" could survive what appears to be an otherwise very effective system.

4. Explain why cancer cells escape immune surveillance. Design a therapy to correct the apparent oversight of cancer cells by the immune system.

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