【简答题】触发器是一种具有____功能并且在触发信号作用下会翻转状态的电路,有两个稳定状态,即____态和____ 态。
【单选题】Which of the following contains the submucosal glands?
【多选题】对长期发热患者分离培养布鲁菌时可考虑( )
D.
用5%~10%C02,并延长培养时间至2~3周
【简答题】触发器具有______个稳定状态,即______态和______态,在输入信号消失后,它能保持______。
【简答题】Read the following text and answer the questions below. The Greenwood Boys are a group of pop singers. At present, they are visiting all parts of the country. They will be arriving here tomorrow. They...
【简答题】患者,男性,主诉1月前出现间断性左膝部疼痛、肿胀,疼痛逐渐加重并转为持续剧烈疼痛,以夜间为重,查体:左膝部可见肿块,有压痛,局部皮温高患者最有可能的诊断A、骨肉瘤 B、骨巨细胞瘤 C、骨软骨瘤 D、骨髓瘤 E、尤文肉瘤 经X线片检查可见Codman三角,指的是A、三角形骨膜反应阴影 B、三角形骨质破坏 C、膝部软组织肿胀呈倒三角 D、肿瘤血管长入呈三角形分布 E、新生骨向骨外生长,基底广,尖部小 ...
【判断题】一般认为矿物元素浓度较高时有利于促发茎、叶,而较低时有利于生根,所以生根培养时多采用1/2、1/3或1/4量的MS培养基
【简答题】Read the following text and answer the questions below. The Greenwood Boys are a group of pop singers. At present, they are visiting all parts of the country. They will be arriving here tomorrow. They...
【简答题】Read the following text and answer the questions below. The Greenwood Boys are a group of pop singers. At present, they are visiting all parts of the country. They will be arriving here tomorrow. They...