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【单选题】
基因分离、基因连锁、基因功能分析，宜选用的实验动物是（）A.
杂种一代动物
B.
封闭群动物
C.
重组近交系动物
D.
远交种动物
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Before the bottle was a third ______, he began to tell me the story.
A.
vacant
B.
hollow
C.
finish
D.
empty
【单选题】下列关于安全法规的本质,哪一项是错误的( )。
A.
安全法规是劳动者意志的体现
B.
安全法规是社会关系的调整器
C.
安全法规不由社会经济决定
D.
安全法规建立在一定的经济基础上
【单选题】After a while, _____, he began to tell his story.
A.
slow and painful
B.
slowly and painful
C.
slowly and painfully
D.
slow and painfully
【单选题】The writer of the passage intends to tell us that ______.
A.
he believes the story 'In the Kingdom of the Seals'
B.
we should know something about seals and not kill them
C.
Donald A. Mackenzie knows a lot of the seals
D.
seals are clever animals
【单选题】The writer of the passage intends to tell us that ______ .
A.
he believes the story 'In the Kingdom of the Seals'
B.
we should know something about seals and not kill them
C.
Donalda.Mackenzie knows a lot of the seals
D.
seals are clever animals
【简答题】He was made ______ (tell) the whole story.A. to tell
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