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【单选题】
随着分子生物学及其相关学科的研究进展,癌基因、抑癌基因和转移相关基因等基因的检测,不仅有助于肿瘤的发生机制研究,而且将肿瘤的分类、恶性程度、转移和预后等方面与肿瘤临床密切结合起来,并正逐渐应用于肿瘤诊断、鉴别诊断和治疗。人类肿瘤中,基因结构改变是许多恶性肿瘤常见的共同基因损伤靶位,其表达异常可能是相关肿瘤发生的重要环节。基因突变发生的频率及分布与肿瘤类型有关。这种基因是()
A.
ras基因
B.
myc基因
C.
p53基因
D.
EGFR基因
E.
Rb基因
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【单选题】The story of apple orchard suggests that ______.
A.
you should find a orchard with enough apples
B.
the more you change, the more chances you will get
C.
you can pick more apples because of your luck
D.
you should try harder to find apples in the places you've visited before
【简答题】(b) (i) Explain the matters you should consider, and the evidence you would expect to find in respect of the carrying value of the cost of investment of Dylan Co in the financial statements of Rosie C...
【简答题】Where should you go to find out time of the trains?
【简答题】When you find you make a mistake in the chat room, what should you do? _____________________________________________________________________________
【单选题】—What should you do if you have problems with your life? — . [     ]
A.
To find a friend to talk
B.
Find a friend to talk to
C.
Finding a friend to talk to
D.
Found a friend to talk
【简答题】颜面原基是由围绕口凹的五个隆起组成,即 ___________ 、左右 ___________ 和左右 ___________ 。
【单选题】If you want to find something to do for Saturday afternoon, you should call______.
A.
4675027
B.
7143177
C.
5012372
D.
7144850
【单选题】晶体管工作在饱和区时,具有如下特点
A.
发射结正偏,集电结反偏
B.
发射结正偏,集电结正偏
C.
发射结反偏,集电结正偏
D.
发射结反偏,集电结反偏
【单选题】晶体管工作在饱和区时,具有如下特点
A.
发射结正偏,集电结反偏。
B.
发射结反偏,集电结正偏。
C.
发射结正偏,集电结正偏。
D.
发射结反偏,集电结反偏。
【单选题】一般地,认为证券市场是有效市场的机构投资者倾向于选择:( )。
A.
收入型证券组合
B.
平衡型证券组合
C.
市场指数型证券组合
D.
有效型证券组合
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