A 10-year-old girl at summer camp complains of fever, runny nose, cough, sore throat, and tiredness. Within several hours, 36 other girls report to the infirmary with the same signs and symptoms. Although the girls were assigned to several different cabins and ate in two different dining halls, all of them had participated in outdoor archery, had gone horseback riding, and had been swimming in the camp pool. 12a. Infection with what DNA virus could account for their symptoms? 12b. What is a source of infection? 13. Doris, an elderly woman, is experiencing fever, chest pain, difficulty breathing, and a cough that occasionally brings up mucus containing blood. She reports having visited family in rural New Mexico over the Labor Day weekend. A stained sample from her lungs shows the presence of large spherules. What is she infected with? 14. Lola, an avid gardener in eastern North America, begins to have muscle aches, fever, chills, weight loss and cough. A sample from her lungs contains yeast cells. What is she infected with?