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【单选题】
有关转录延长阶段的说法,正确的是
A.
转录解链范围大于复制叉的解链范围
B.
核心酶沿模板链的5'-端向3'-端移动
C.
新生RNA链的5'-端始终结合在模板链上
D.
碱基对的稳定性为G=C>A=T>A=U E
E.
在真核生物转录延长过程中,通过电子显微镜观察到羽毛状现象
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举一反三
【单选题】(1分) 当你认为领导犯错了,要怎么去进谏?
A.
委婉的劝谏
B.
一直劝谏,直到领导改变
C.
敢“冒死直谏”
D.
领导是权威,不会犯错
查看完整题目与答案
【单选题】一位临产孕妇,突感头痛、恶心,相继发生抽搐,查血压为165/109.5mmHg,下肢水肿。对此患者最适用的抗惊厥药是
A.
地西泮
B.
水合氯醛
C.
苯巴比妥钠
D.
硫酸镁
E.
硫喷妥钠
查看完整题目与答案
【单选题】__________, I would take an umbrella with me.
A.
Had I been you
B.
I were you
C.
Were I you
D.
I had been you
查看完整题目与答案
【单选题】听力原文：W: If I were you, I would take a bus instead of a plane. Flying makes ale nervous. M: But it will take me forever to get there by bus. Q: What does the man prefer to do? (16)
A.
He prefers staying at home because he doesn't like to travel.
B.
He prefers taking a bus because the plane makes him nervous.
C.
He prefers taking a plane because the bus is too slow.
D.
He prefers travelling with the woman.
查看完整题目与答案
【单选题】一位临产孕妇，突感头痛，恶心，相继发生抽搐，查血压为22.0/14.6kPa，下肢水肿。对此病人最适用哪种抗惊厥药
A.
地西泮
B.
水合氯醛
C.
苯巴比妥钠
D.
硫酸镁
E.
硫喷妥钠
查看完整题目与答案
【单选题】一位临产孕妇,突感头痛,恶心,相继发生抽搐,查血压为22.0/14.6kPa,下肢水肿。对此病人最适用哪种抗惊厥药
A.
地西洋
B.
水合氯醛
C.
苯巴比妥钠
D.
硫酸镁
E.
硫喷妥钠
查看完整题目与答案
【单选题】在筛分设备中,筛分效率最高的是
A.
滚筒筛
B.
固定筛
C.
惯性振动筛
D.
共振筛
查看完整题目与答案
【单选题】If I______ you, I would take a small present..
A.
am
B.
was
C.
were
D.
are
查看完整题目与答案
【单选题】( )具有较高的生产和运输的规模经济效益,有利于降低成本。适合于客户需求不确定性很低的市场环境。
A.
推式供应链
B.
拉式供应链
C.
推拉结合式供应链
查看完整题目与答案
【单选题】一位临产孕妇，突感头痛，恶心，相继发生抽搐，查血压为22.0/14.6kpa，下肢水肿，对此病人最实用哪种抗惊厥药
A.
地西泮
B.
水合氯醛
C.
苯巴比妥钠
D.
硫酸镁
E.
硫喷妥钠
查看完整题目与答案
相关题目：
【单选题】(1分) 当你认为领导犯错了,要怎么去进谏?
A.
委婉的劝谏
B.
一直劝谏,直到领导改变
C.
敢“冒死直谏”
D.
领导是权威,不会犯错
查看完整题目与答案
【单选题】一位临产孕妇,突感头痛、恶心,相继发生抽搐,查血压为165/109.5mmHg,下肢水肿。对此患者最适用的抗惊厥药是
A.
地西泮
B.
水合氯醛
C.
苯巴比妥钠
D.
硫酸镁
E.
硫喷妥钠
查看完整题目与答案
【单选题】__________, I would take an umbrella with me.
A.
Had I been you
B.
I were you
C.
Were I you
D.
I had been you
查看完整题目与答案
【单选题】听力原文：W: If I were you, I would take a bus instead of a plane. Flying makes ale nervous. M: But it will take me forever to get there by bus. Q: What does the man prefer to do? (16)
A.
He prefers staying at home because he doesn't like to travel.
B.
He prefers taking a bus because the plane makes him nervous.
C.
He prefers taking a plane because the bus is too slow.
D.
He prefers travelling with the woman.
查看完整题目与答案
【单选题】一位临产孕妇，突感头痛，恶心，相继发生抽搐，查血压为22.0/14.6kPa，下肢水肿。对此病人最适用哪种抗惊厥药
A.
地西泮
B.
水合氯醛
C.
苯巴比妥钠
D.
硫酸镁
E.
硫喷妥钠
查看完整题目与答案
【单选题】一位临产孕妇,突感头痛,恶心,相继发生抽搐,查血压为22.0/14.6kPa,下肢水肿。对此病人最适用哪种抗惊厥药
A.
地西洋
B.
水合氯醛
C.
苯巴比妥钠
D.
硫酸镁
E.
硫喷妥钠
查看完整题目与答案
【单选题】在筛分设备中,筛分效率最高的是
A.
滚筒筛
B.
固定筛
C.
惯性振动筛
D.
共振筛
查看完整题目与答案
【单选题】If I______ you, I would take a small present..
A.
am
B.
was
C.
were
D.
are
查看完整题目与答案
【单选题】( )具有较高的生产和运输的规模经济效益,有利于降低成本。适合于客户需求不确定性很低的市场环境。
A.
推式供应链
B.
拉式供应链
C.
推拉结合式供应链
查看完整题目与答案
【单选题】一位临产孕妇，突感头痛，恶心，相继发生抽搐，查血压为22.0/14.6kpa，下肢水肿，对此病人最实用哪种抗惊厥药
A.
地西泮
B.
水合氯醛
C.
苯巴比妥钠
D.
硫酸镁
E.
硫喷妥钠
查看完整题目与答案