皮皮学，免费搜题
登录
搜题
【单选题】
关于遗传密码的正确的是：A.
每种氨基酸都有 2种以上的遗传密码
B.
密码子的专一性取决于第 3 位碱基
C.
有利于遗传的稳定性
D.
可导致移码突变
E.
两个密码子可合并成一个密码子
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】在裁减摩托车的油箱时,下列()是裁减问题?
A.
如何让发动机执行容纳汽油的功能
B.
如何让车架执行容纳汽油的功能
C.
如何让轮胎执行容纳汽油的功能
D.
如何让路面容纳汽油
【简答题】A．It's a requirement for psychology majors. B．She wasn't able to get into the traditional course. C．She lives far from the universities. D．She has to work three days a week next semester.
【简答题】A．She's not sure how she was able to finish so early. B．She wasn't able to manage the project well. C．She's not sure how to solve the mystery. D．She still hasn't heard what was shocking.
【单选题】Why wasn't the young lady wearing her seat-belt?
A.
She wasn't able to make it fit her.
B.
She wasn't able to fasten it.
C.
She was told not to fasten it.
D.
It was unnecessary to wear the seat-belt.
【简答题】A．It's a requirement for psychology majors. B．She wasn't able to get into the traditional course. C．She lives far from the university. D．She has to work a lot of hours this semester.
相关题目：