【单选题】下列关于蛋白质结构的描述,哪一种说法是错误的?
【单选题】关于跨膜信号转导的两种主要方式,下列哪种说法是错误的?
A.
一些第二信使类物质可以调节某些通道蛋白质的功能
B.
被某种受体激活了的G蛋白可直接作用于膜上的通道结构
C.
一种外来化学信号分子只能作用于一种跨膜信号转导系统
【单选题】is known to all that the Amber Room belongs to the Russians.
【单选题】Which of the following awards belongs to the television industry?
【单选题】Which one of the following conflicts belongs to the conflict with society ?
A.
The conflict between the coach and team members.
B.
Someone's losing his way in the forest.
C.
Some criminals' complaint against the world.
D.
Someone's not being sure whether to go to college or not.
【单选题】Which of the following belongs to the criticisms of Turner's thoughts?
A.
Frontier played a less significant role than Turner advocated.
B.
National character had little to do with frontier.
C.
Turner's thoughts made no sense.
D.
Class divisions were the driving forces in the frontier.