(08嘉兴市基础测试)用下列哪种情况的肺炎双球菌感染健康小鼠,

08嘉兴市基础测试)用下列哪种情况的肺炎双球菌感染健康小鼠,会使小鼠生病和死亡

   A.加热杀死的有荚膜肺炎双球菌

   BS型肺炎双球菌的多糖提取物

   C.加热杀死的S型肺炎双球菌和活R型肺炎双球菌的混合物

   DR型肺炎双球菌与S型肺炎双球菌的英膜多糖混合物

答案

A

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