单项选择题
以下关于培养标本的采集,错误的是()
A.无菌容器应无裂缝,瓶塞干燥
B.采集标本的时间应在使用抗生素之后
C.严格执行无菌操作技术
D.培养标本须放入无菌容器中
E.培养基应足量,无浑浊,变质
以下关于培养标本的采集,错误的是()
A.无菌容器应无裂缝,瓶塞干燥
B.采集标本的时间应在使用抗生素之后
C.严格执行无菌操作技术
D.培养标本须放入无菌容器中
E.培养基应足量,无浑浊,变质
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单项选择题
Who tells us that science fiction is popular literature that concerns the impact of mechanisms or technology on society and people in our modern world?
Who tells us that science fiction is popular literature that concerns the impact of mechanisms or technology on society and people in our modern world?
A.Patrick Pritchett
B.Stan Lee
C.Roger Luckhurst
D.Karl Marx