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【单选题】
患儿,女,4个月。午后晒太阳时突然发生全身抽搐,眼球上翻,意识不清。体温36.7°C,呼吸35次/分,脉率120次/分,发育正常,营养状况中等,有“枕秃”,对其家长健康教育的内容不妥的是A.
及时添加相应的辅助食品
B.
可隔着玻璃窗晒太阳以防着凉
C.
按时服用鱼肝油浓缩制剂
D.
向家长讲解惊厥的护理知识
E.
指导家长掌握再次惊厥的预防,急救原则
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举一反三
【多选题】Which of the following statements about non-viral vectors for gene therapy are correct?
A.
Non-viral methods present certain advantages over viral methods, such as large scale production and low host immunogenicity.
B.
However, non-viral methods initially produced lower levels of transfection and gene expression, and thus lower therapeutic efficacy.
C.
Later technology remedied this deficiency.
D.
Methods for non-viral gene therapy include the injection of naked DNA, electroporation, the gene gun, sonoporation, magnetofection, the use of oligonucleotides, lipoplexes, dendrimers, and inorganic nanoparticles.
【多选题】Oligonucleotides are referred to ____________
A.
undefined sequences
B.
sequences that can be used as PCR primers
C.
sequences that can be used in DNA sequencing
D.
sequences that can be used in identifying complementary DNA molecules
【简答题】是世界上延续时间最长的人才选拔制度。 was the longest talent selection system in the world.
【简答题】是世界上延续时间最长的人才选拔制度。 was the longest talent selection system in the world.
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