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Unformatted text preview: with the class to retrace the passage of the disease and gure out who the index cases arethe three people who were originally infected with the green paper virus. If you have been infected, make sure to tell your classmates who infected you. Use the Infection Tree to help keep track of how the virus spread. Write the names in each box on the tree. Plague Fighters Infection Tree Index #1 Index #2 Index #3...
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- Fall '08