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【单选题】
关于Ct值的描述,错误的是
A.
Ct值是荧光定量PCR获得的最初的数据资料
B.
Ct代表了反应达到预定设置的阈值时的循环次数
C.
Ct与反应模板的初始模板量成正比
D.
Ct越小代表其模板核酸拷贝数越多
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【判断题】In the poem "Because I Could Not Stop for Death,” the speaker personifies Death as a gentleman caller who takes a leisurely ride with her in the carriage from earthly life to her grave.
A.
正确
B.
错误
【单选题】You say he works hard,_______, and _________.
A.
so he does; so you do
B.
so he does; so do you
C.
so does he; so do you
D.
so does he; so you do
【单选题】You say he works hard, so he does and ______.
A.
so did you
B.
so you do
C.
so do you
D.
so you did
【判断题】The poem "Because I Could Not Stop for Death" is discussing death, a very gloomy subject, but in a rather light tone.
A.
正确
B.
错误
【简答题】按照网络使用的传输技术,可以分为( )、( )两种类型。
【简答题】“Because I was happy upon the heath, And smil'd among the winter's snow; They cloth'd me in the clothes of death, And taught me to sing the notes of woe. “And because I am happy & dance & sing, They t...
【简答题】She was seen years old and always wore a bright smile. This may not seem that unusual except that Tina suffered from cerebral palsy, a condition that left her muscles stiff. Because she had troub...
【单选题】幂级数在收敛圆周上的情况下列说法正确的是()
A.
只有收敛点;
B.
只有发散点;
C.
可能既有收敛点也有发散点;
D.
以上有可能。
【简答题】按照网络使用的传输技术,可以分为()和()两种类型。
【单选题】— Tom works hard at English. — ______, and ______. [     ]
A.
So does he; so you do
B.
So you do; so is he
C.
So he will; so do you
D.
So he does; so do you
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