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【判断题】
局部电位就是细胞膜上出现的较局限的动作电位。A.
正确
B.
错误
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】The way of transmembrane transport of glucose and amino acid against the concentraiton gradient is ( )
A.
simple diffusion
B.
facilitated diffusion via carrier
C.
facilitated diffusion via channel
D.
primary active transport
E.
secondary active transport
【多选题】导游帮助旅游团中部分游客购买了文娱演出票后,还应做好的工作有( )。
A.
请他们自行乘出租车前往，费用自理
B.
提醒他们外出观看演出时注意安全
C.
请他们带上印有饭店名称、电话的饭店卡片
D.
将自己的联系电话告知他们
E.
告诉他们自己在饭店等待他们回来
【单选题】Which of the following statement about the way of transmembrane transport of calcium ion is true? ( )
A.
only in the way of simple diffusion
B.
only in the way of facilitated diffusion
C.
both simple diffusion and active transport
D.
both simple diffusion and facilitated diffusion
E.
both facilitated diffusion and active transport s
【单选题】Container transport is the way of transport making use of ______ containers to hold goods and serve as a portable compartment in which freight is placed (as on a train or ship) for convenience of mov...
A.
standard
B.
ordinary
C.
largest
D.
middle
【单选题】What would be the disadvantage of air transport, though a good way to transport quickly?
A.
The number of people that can be transported is limited.
B.
The amount of goods that can be transported is limited.
C.
The safety of air transport is limited.
D.
The air pollution by air transport is getting worse.
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