【单选题】A lysogenic bacterium ( ).
B.
Causes lysis of other bacteria on contact.
C.
Cannot support the replication of a virulent phage
D.
Is often a human pathogen
E.
Is usually not capable of conjugal genetic transfer
【单选题】Schools should be lively places where individuals are encouraged to _____ to their greatest potential.
【多选题】What are wrong statements with respect to lysogen and prophage.
A.
If there is only growth of few lysogens, the E. coli lawn would be turbid
B.
The integrated phage is called as lysogen
C.
The infected bacterial cell is called a prophage
D.
If lysogens won’t be formed, the plaques won’t be clear
【单选题】We will be shown around the ciry: schools, museums, and some other places, _____ other visitors seldom go. [ ]
【单选题】下列公众平台类型中主要用于为用户传达资讯,类似报纸、杂志的是()。
【单选题】Pieces of plasmid or bacterial chromosomal DNA may be mistakenly packaged into the capsid (head) of a bacterial virus. Assuming that no prophage state has existed in the phage production, what is the ...
C.
Generalized transduction
D.
Specialized transduction
【判断题】有一类经济业务,会引起一项资产的减少和一项负债的增加。 ( )
【判断题】一笔经济业务的发生会引起一项资产的增加和一项负债的减少。
【简答题】A.offices B.schools C.cities D.places