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【单选题】
下列气体中,既能用排水法收集,又能用向下排空气法收集的是
A.
NO
B.
CO2
C.
NH3
D.
CH4
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参考答案：
举一反三
【多选题】《荀子 ·劝学》中说:“积土成山,风雨兴焉;积水成渊,蛟龙生焉;积善成德,而神明自得,圣心备焉。故不积跬步,无以至千里;不积小流,无以成江海。”这段话对我们进行道德修养的启示有( )
A.
脚踏实地，从小事做起，从近处做起
B.
一个动作一个动作地去做，一次一次地经常去做
C.
精心地保持自己的善行， “勿以善小而不为，勿以恶小而为之”
D.
自知之明，解剖自己，意志坚强，控制自己
查看完整题目与答案
【单选题】Several steps in the path of oxygen reduction in mitochondria have the potential to produce highly ______________________ that can react with and damage enzymes, proteins, membrane lipids, and nucleic...
A.
reactive nitrogen species
B.
active protons
C.
reactive oxygen species
D.
active oxygen species
查看完整题目与答案
【单选题】患者女,28岁,停经40天,下腹隐痛2天加重1天入院。查体:面色苍白,四肢湿冷,体温不升,脉搏126次/分,血压70/50mmHg。此时其最事宜的体位是
A.
侧卧位
B.
俯卧位
C.
中凹卧位
D.
半坐卧位
E.
去枕仰卧位
查看完整题目与答案
【单选题】You stain membrane proteins with a fluorescent-labeled antibody and notice the membrane is evenly stained. After a few hours, all of the fluorescence is at one end of a cell. You can conclude that ( )...
A.
Lipids flip-flop in the membrane
B.
Proteins move laterally in the membrane
C.
The fluorescent dye was bleached
D.
Proteins act as transporters
查看完整题目与答案
【单选题】Molecules that are soluble in ___________ can pass through the fatty acid portion of the cell membrane unassisted.
A.
water
B.
cholesterol
C.
gases
D.
lipids
查看完整题目与答案
【单选题】A cluster of amphipathic helices in GLUT1 are arranged so that their polar sides face each other and line a ________________ through which glucose can pass, while their hydrophobic sides interact with...
A.
amphipathic pore
B.
hydrophilic barrel
C.
hydrophobic pore
D.
hydrophilic pore
查看完整题目与答案
【单选题】线性规划具有无界解是指
A.
可行解集合无界
B.
有相同的最小比值
C.
存在某个检验数
D.
最优表中所有非基变量的检验数非零
查看完整题目与答案
【单选题】患者女,28岁。停经40天,下腹隐痛2天、加重1天入院。查体:面色苍白,四肢湿冷,体温不升,脉搏126次/分,血压70/50mmHg,此时最适宜的体位是
A.
侧卧位
B.
俯卧位
C.
中凹卧位
D.
半坐卧位
E.
去枕仰卧位
查看完整题目与答案
【单选题】患者女,28岁。停经40天,下腹隐痛2天、加重l天人院。查体:面色苍白,四肢湿冷,体温不升。脉搏126次/分,血压70/50mmHg,此时最适宜的体位是
A.
侧卧位
B.
俯卧位
C.
中凹卧位
D.
半坐卧位
E.
去枕仰卧位
查看完整题目与答案
【单选题】Given that the liver synthesizes most of the plasma proteins, severe liver disorders can be expected to cause
A.
decreased osmotic pressure of the blood plasma
B.
less efficient transport of iron ions and lipids
C.
diminished clotting ability
D.
all of those
查看完整题目与答案
相关题目：
【多选题】《荀子 ·劝学》中说:“积土成山,风雨兴焉;积水成渊,蛟龙生焉;积善成德,而神明自得,圣心备焉。故不积跬步,无以至千里;不积小流,无以成江海。”这段话对我们进行道德修养的启示有( )
A.
脚踏实地，从小事做起，从近处做起
B.
一个动作一个动作地去做，一次一次地经常去做
C.
精心地保持自己的善行， “勿以善小而不为，勿以恶小而为之”
D.
自知之明，解剖自己，意志坚强，控制自己
查看完整题目与答案
【单选题】Several steps in the path of oxygen reduction in mitochondria have the potential to produce highly ______________________ that can react with and damage enzymes, proteins, membrane lipids, and nucleic...
A.
reactive nitrogen species
B.
active protons
C.
reactive oxygen species
D.
active oxygen species
查看完整题目与答案
【单选题】患者女,28岁,停经40天,下腹隐痛2天加重1天入院。查体:面色苍白,四肢湿冷,体温不升,脉搏126次/分,血压70/50mmHg。此时其最事宜的体位是
A.
侧卧位
B.
俯卧位
C.
中凹卧位
D.
半坐卧位
E.
去枕仰卧位
查看完整题目与答案
【单选题】You stain membrane proteins with a fluorescent-labeled antibody and notice the membrane is evenly stained. After a few hours, all of the fluorescence is at one end of a cell. You can conclude that ( )...
A.
Lipids flip-flop in the membrane
B.
Proteins move laterally in the membrane
C.
The fluorescent dye was bleached
D.
Proteins act as transporters
查看完整题目与答案
【单选题】Molecules that are soluble in ___________ can pass through the fatty acid portion of the cell membrane unassisted.
A.
water
B.
cholesterol
C.
gases
D.
lipids
查看完整题目与答案
【单选题】A cluster of amphipathic helices in GLUT1 are arranged so that their polar sides face each other and line a ________________ through which glucose can pass, while their hydrophobic sides interact with...
A.
amphipathic pore
B.
hydrophilic barrel
C.
hydrophobic pore
D.
hydrophilic pore
查看完整题目与答案
【单选题】线性规划具有无界解是指
A.
可行解集合无界
B.
有相同的最小比值
C.
存在某个检验数
D.
最优表中所有非基变量的检验数非零
查看完整题目与答案
【单选题】患者女,28岁。停经40天,下腹隐痛2天、加重1天入院。查体:面色苍白,四肢湿冷,体温不升,脉搏126次/分,血压70/50mmHg,此时最适宜的体位是
A.
侧卧位
B.
俯卧位
C.
中凹卧位
D.
半坐卧位
E.
去枕仰卧位
查看完整题目与答案
【单选题】患者女,28岁。停经40天,下腹隐痛2天、加重l天人院。查体:面色苍白,四肢湿冷,体温不升。脉搏126次/分,血压70/50mmHg,此时最适宜的体位是
A.
侧卧位
B.
俯卧位
C.
中凹卧位
D.
半坐卧位
E.
去枕仰卧位
查看完整题目与答案
【单选题】Given that the liver synthesizes most of the plasma proteins, severe liver disorders can be expected to cause
A.
decreased osmotic pressure of the blood plasma
B.
less efficient transport of iron ions and lipids
C.
diminished clotting ability
D.
all of those
查看完整题目与答案
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