题目内容
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提问人:网友dfaith
发布时间:2022-01-07
[主观题]
It can be inferred from the passage that all of the following are with of producing new st
rains of influenza viruses except ______ .
A.two influenza viruses in the same animal recombining
B.animal viruses recombining with human viruses
C.two animal viruses recombining in one animal
D.two animal viruses recombining in a human
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