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【单选题】
_____ preparing dinner , she stood at the front door waiting for her children to return
A.
To finish
B.
Having finished
C.
Having been finished
D.
Finished
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【单选题】在工业生产上为了获得大量菌体或其代谢产物,绝大多数发酵培养基都采用( )。
A.
天然培养基
B.
合成培养基
C.
液体培养基
D.
固体培养基
【简答题】We drink tea every day. But more than three hundred years ago most of the people in Europe (欧洲) did not know anything about tea. Some people heard about it, but very few of them know what to do with i...
【单选题】多管发酵法检测水中粪大肠菌群时,采用的培养基是
A.
FU培养基
B.
FC培养基
C.
EU培养基
D.
EC培养基
E.
EF培养基
【简答题】Gap-filling for Week Five - 1 Direction: Fill in the blanks with the exact word or words you hear. The spread of the new coronavirus is affecting the work and pay of people around the world. A deliver...
【单选题】在原地运球时,手拍按球的( )。
A.
正上方;
B.
后上方;
C.
前上方;
D.
左右上方
【判断题】PDA培养基多采用0.103MPa,121°C灭菌30min的高压蒸汽灭菌法。
A.
正确
B.
错误
【单选题】在工业生产中,绝大多数发酵培养基都采用( )。
A.
液体培养基
B.
固体培养基
C.
半固体培养基
D.
合成培养基
【单选题】The stomach is unique to the GI tract because it contains
A.
circular smooth muscle.
B.
longitudinal smooth muscle.
C.
skeletal muscle.
D.
oblique smooth muscle.
【单选题】The doctors the medicines to the people in the flood area. [     ]
A.
distinguished
B.
choose
C.
annoyed
D.
distributed
【判断题】培养基的种类很多,采用哪一种培养基,对于培养是否成功有很大的关系,培养基的基本成分是公开的。
A.
正确
B.
错误
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