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【单选题】
若堆栈段寄存器 SS=3A60H ,堆栈指针 SP= 1500H ,则此时堆栈栈顶存储单元的实 际地址为 ( ) 。A.
3B500H
B.
3BA00H
C.
3CB00H
D.
3BB00H
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【简答题】中医护理的基本特点是()
【简答题】中医护理的基本特点是()和()。
【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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