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【单选题】
下列关于动物细胞培养的叙述,正确的是( )
A.
从培养物或细胞系中选择和纯化可以获得细胞株
B.
动物细胞培养基添加胰岛素的目的是调节血糖浓度
C.
定期更换培养液的原因只是为了给动物细胞提供营养物质
D.
细胞克隆是动物细胞培养的基础
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参考答案：
举一反三
【单选题】The coat is ______,but I don't have__________. [     ]
A.
enough cheap；enough money
B.
cheap enough；money enough
C.
enough cheap ; money enough
D.
cheap enough；enough money
查看完整题目与答案
【单选题】The sweater is than that one.
A.
much more cheap         
B.
much cheap          
C.
much cheaper
查看完整题目与答案
【单选题】苯巴比妥使口服抗凝药双香豆素代谢加快而失效的原因是（ ）。
A.
苯巴比妥是药酶诱导剂
B.
苯巴比妥是药酶抑制剂
C.
双香豆素是药酶诱导剂
D.
双香豆素是药酶抑制剂
查看完整题目与答案
【简答题】以下哪一项不属于原发性心肌病（ ）。
查看完整题目与答案
【单选题】微孔玻璃坩埚内有棕色MnO2沉淀物,宜选用的洗涤液是
A.
HNO3
B.
NaOH
C.
HCl
D.
氨水
查看完整题目与答案
【简答题】A．The fuel is cheap. B．They can be stopped and reignite. C．They are cheap to build. D．They must be used soon after fueling.
查看完整题目与答案
【单选题】________, he still couldn't afford it.
A.
Cheap although the computer was
B.
Cheap as the computer was
C.
As the computer was cheap
D.
However cheap was the computer
查看完整题目与答案
【判断题】真空助力器有应用状态、维持状态、释放状态三个状态
A.
正确
B.
错误
查看完整题目与答案
【单选题】某患者,65 岁,因喉头阻塞行气管切开,为其安置病室环境时应特别注意:
A.
调节温度、湿度
B.
摆放花草，清新空气
C.
加强通风
D.
合理采光
查看完整题目与答案
【单选题】----- This dress is ____ . Can I ___ ? ----- OK, here you are.
A.
enough cheap; try on it
B.
cheap enough; try on it
C.
enough cheap; try it on
D.
cheap enough; try it on
查看完整题目与答案
相关题目：
【单选题】The coat is ______,but I don't have__________. [     ]
A.
enough cheap；enough money
B.
cheap enough；money enough
C.
enough cheap ; money enough
D.
cheap enough；enough money
查看完整题目与答案
【单选题】The sweater is than that one.
A.
much more cheap         
B.
much cheap          
C.
much cheaper
查看完整题目与答案
【单选题】苯巴比妥使口服抗凝药双香豆素代谢加快而失效的原因是（ ）。
A.
苯巴比妥是药酶诱导剂
B.
苯巴比妥是药酶抑制剂
C.
双香豆素是药酶诱导剂
D.
双香豆素是药酶抑制剂
查看完整题目与答案
【简答题】以下哪一项不属于原发性心肌病（ ）。
查看完整题目与答案
【单选题】微孔玻璃坩埚内有棕色MnO2沉淀物,宜选用的洗涤液是
A.
HNO3
B.
NaOH
C.
HCl
D.
氨水
查看完整题目与答案
【简答题】A．The fuel is cheap. B．They can be stopped and reignite. C．They are cheap to build. D．They must be used soon after fueling.
查看完整题目与答案
【单选题】________, he still couldn't afford it.
A.
Cheap although the computer was
B.
Cheap as the computer was
C.
As the computer was cheap
D.
However cheap was the computer
查看完整题目与答案
【判断题】真空助力器有应用状态、维持状态、释放状态三个状态
A.
正确
B.
错误
查看完整题目与答案
【单选题】某患者,65 岁,因喉头阻塞行气管切开,为其安置病室环境时应特别注意:
A.
调节温度、湿度
B.
摆放花草，清新空气
C.
加强通风
D.
合理采光
查看完整题目与答案
【单选题】----- This dress is ____ . Can I ___ ? ----- OK, here you are.
A.
enough cheap; try on it
B.
cheap enough; try on it
C.
enough cheap; try it on
D.
cheap enough; try it on
查看完整题目与答案
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