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【简答题】
旅客列车的开行方案,是指确定旅客列车的( )、( )和开行对数。
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皮皮学刷刷变学霸
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【简答题】什么叫 旅游 角色?旅游角色具有什么特点?
【简答题】旅游角色
【多选题】为什么说二战后和平的力量超过战争的力量
A.
资本主义出现了新变化
B.
冷战、局部战争不会引起世界大战
C.
核均势成为抑制世界大战的因素
D.
和平运动为维护和平做出贡献
【简答题】旅游角色有什么特点?
【简答题】个体在扮演角色时所遭遇的心理困境即() A角色规范 B角色期待 C角色冲突 D旅游角色
【单选题】The following description of lipoid nephrosis is incorrect
A.
The glomerulus did not change significantly under light microscopy
B.
Numerous lipid deposits are present in renal tubular epithelial cells
C.
The lesion can be completely recovered
D.
IgG and C3 deposits were often detected by immunofluorescence
E.
Under electron microscope, foot process of podocytes fuse
【单选题】It is well known that DNA polymerases synthesize DNA only in the 5' to 3' direction. Yet, at the replication fork, both strands of parental DNA are being replicated with the synthesis of new DNA. An e...
A.
A different DNA polymerase replicates the complementary DNA strand as a series of small fragments.
B.
A 3' to 5' DNA polymerase is active in cells with high rates of DNA replication.
C.
DNA synthesis on complementary strand produces small 5' to 3' fragments that are continuously ligated together.
D.
DNA replication switch strands every 100 nucleotides, a detail not resolved by microscopy.
E.
DNA synthesis on the complementary strand does not use RNA primers.
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