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【单选题】
用煮沸法消毒物品,正确的是A.
冷水中放橡胶管煮沸
B.
组织剪刀打开轴节
C.
后放入玻璃物品
D.
大小相同的治疗碗可重叠
E.
煮沸中途加入物品加入开始即计时
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皮皮学刷刷变学霸
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【简答题】A) private B) individual C) personal D) own
【简答题】[A] personal [B] private [C] own [D] public
【简答题】[A] fellow [B] individual [C] personal [D] private
【单选题】The description of the secondary structure of DNA double helix are correct, EXCEPT
A.
Two antiparallel strands
B.
eoxyribose-phosphate frame located outside the strands
C.
Two strands are joined by hydrogen bond formed between A-T and G-C
D.
Nucleosome is the structure unit of DNA double helix
【多选题】The description of the secondary structure of DNA double helix are correct, EXCEPT
A.
Two antiparallel strands
B.
Deoxyribose-phosphate frame located outside the strands
C.
Two strands are joined by hydrogen bond formed between A-T and G-C
D.
Diameter of helix is 2 nm, and 10 bases in each turn
E.
Nucleosome is the structure un
【简答题】下面定义窗体级变量a的语句中错误的是 A)Dim a% B)Private a% C)Private a As Integer D)Static a%
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