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【简答题】
核酸合成的抑制剂有哪些类型?
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皮皮学刷刷变学霸
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【简答题】My name is Tony. I’m an boy. And I’m a student of No.5 Middle School. There four people in my family. They are my parents, my sister and me. My father is a teacher. He teaches English. He is good at E...
【简答题】静息电位形成机制
【单选题】From 8 to 11 p.m., Sam can either attend a basketball game, a hockey match or the symphony. Suppose that Sam decides to attend the hockey match and thinks to herself that if she did not go to the matc...
A.
going to the symphony and the basketball game.
B.
going to the symphony.
C.
going to the basketball game.
D.
three hours of time.
【单选题】下列关于静息电位形成机制的叙述,错误的是
A.
当细胞处于静息状态时，细胞膜对 K + 的通透性大
B.
K + 的外流是静息电位形成的主要原因
C.
静息电位又称 K + 平衡电位
D.
K + 平衡电位的大小与细胞内外 K + 的浓度差无关
E.
当促外流的 K + 浓度差与阻止 K + 外流的电场力相等时， Rp 会稳 定在一定水平上
【简答题】静息电位形成机制主要是______外流。
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