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【单选题】
hnRNA是下列哪种RNA的前体
A.
mRNA
B.
rRNA
C.
rRNA
D.
mRNA
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参考答案:
举一反三
【单选题】Only after his friend came _______.
A.
did the computer repaired
B.
was repaired the computer
C.
was the computer repaired
D.
the computer was repaired
【简答题】第三章课后编程题P82第2,4,5,7,8题共5道题。具体要求如下: 1.窗体和工程文件都要提交; 2.所有文件存放到一个文件夹内,压缩后提交压缩文件到附件。
【单选题】Only after his death considered correct.
A.
was his theory
B.
his theory was
C.
did his theory
D.
had his theory
【单选题】Only after his homework to watch TV.
A.
he has finished; is he allowed
B.
has he finished; is he allowed
C.
he has finished; he is allowed
D.
has he finished; he is allowed
【单选题】Only after his death _______ considered correct.
A.
his theory was
B.
was his theory
C.
did his theory
D.
had his theory
【判断题】钛和钛合金应用最广的焊接方法是氩弧焊。( )
A.
正确
B.
错误
【多选题】课程中介绍到诠释过程,关于诠释过程描述正确的是( )?
A.
不断变换视角的过程
B.
讨论过程是一个无问题指向性的过程
C.
把要解决的问题变为供讨论的话题
D.
是一个动态的过程
【单选题】产生软件危机的原因主要与哪两个方面的问题有关?( )
A.
软件在计算机中很难识别,存在磁盘中也看不到
B.
软件设计对人的智商要求很高,也要求很高的资金投入
C.
软件产品本身的特点,开发和维护过程中用的方法不正确
D.
软件很难理解,硬件也很复杂
【简答题】(案例)某患儿,女,5岁,因右下肢跛行三年而入院。患儿2岁方学会走路,当时被发现右下肢行走不稳,升降步态,无外伤史。体检:体温36.5℃右下肢无红肿、无压痛,下肢肌力正常,皮肤感觉正常,右髋关节屈伸正常,外展稍受限,其余关节活动正常。详细阅读病历摘要,可归纳以下特点:①5岁女童;②2岁学会走路,迟于正常儿童;③学会走路时即有被拐,且无外伤史,宜多考虑为先天因素;④体温正常,局部无红肿,无压痛,可排...
【单选题】晶面上单位面积的原子数称为原子______。
A.
空间利用率
B.
体密度
C.
线密度
D.
面密度
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