问题:单选题魏氏梭菌是一种()。A 兼性厌氧菌B 专性厌氧菌C 非厌氧菌...
Monday, December 11, 2023
Monday, September 19, 2022
Thursday, September 22, 2022
问题:单选题下面是外周免疫器官的是()。A 骨髓B 脾脏和淋巴结C 胸腺D 法氏囊...
Monday, September 18, 2023
问题:判断题改良Neubauer计数板的盖玻片,可用一般的盖玻片代替。A 对B 错...
Saturday, December 30, 2023
问题:填空题卵盖:卵的盖状结构,位于卵的一端,()时被顶开。...
Wednesday, October 25, 2023
问题:单选题细菌的荚膜对细菌具有()。A 运动作用B 吸附作用C 抑制作用D 保护作用...
Friday, December 22, 2023
Wednesday, September 21, 2022
问题:单选题下列疫病中,临场检疫可见败血症变化的是可能是()。A 仔猪黄痢B 仔猪白痢C 猪水肿病D 仔猪副伤寒...
Wednesday, July 19, 2023
Monday, September 19, 2022
问题:单选题下列疫病中,病畜肝脏可见点状坏死灶的疫病可能是()。A 猪瘟B 猪传染性胃肠炎C 猪肺疫D 猪副伤寒...
Wednesday, February 21, 2024
问题:传代细胞系:来源于()或细胞株传代过程中变异的细胞系,能在体外无限期地传代....
Tuesday, September 20, 2022
问题:单选题红细胞计数板上有多少个大方格。()A 3B 6C 9D 12...
Thursday, October 27, 2022
Thursday, September 22, 2022
问题:单选题下列传染的表现形式不是全身传染是().A 脓疮B 菌血症C 毒血症D 病毒血症...
Saturday, December 17, 2022
问题:构成传染病流行过程的三个基本环节是传染源、传播途径和()....
Wednesday, September 21, 2022
Monday, September 19, 2022
问题:单选题滤过除菌法能除去下列哪种微生物()。A 细菌L型B 肺炎支原体C 大肠杆菌噬菌体D 霍乱弧菌...
Friday, December 22, 2023
Thursday, September 15, 2022
Saturday, September 17, 2022