皮皮学，免费搜题
登录
搜题
【单选题】
利用分子大小不同分离纯化蛋白质的方法是A.
盐析
B.
凝胶层析
C.
离子交换层析
D.
丙酮沉淀
E.
亲和层析
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】Acme Booster Corporation has a corporate policy stating that all routing devices will have their configurations backed up to a corporate server on a weekly basis. Their CUE module is a component of th...
A.
ATFTP server must be present and available to the CUE module.
B.
The CUE module must have modify permissions on the backup server directory.
C.
The CUE module must be in an offline mode prior to instituting the backup.
D.
An FTP server must be present and available to the CUE module.
E.
The CUE module must copy the configuration and messages to separate directories on the backup server.
F.
The CUE module must have read and write permissions on the backup server directory.
【简答题】听录音，选择正确答案。 1. The dog is . [ ] A. black B. white C. black and white 2. The car is . [ ] A. black B. blue C. green 3. The cat is . [ ] A. white B. yellow C. brown 4. My bag is . [ ] A....
【单选题】It's good to be in ___________ in summer (夏天). [ ]
A.
black
B.
white
C.
orange
D.
dark blue
相关题目：