皮皮学，免费搜题
登录
搜题
【单选题】
下列关于真核生物mRNA合成的正确叙述是A.
tRNA携带氨基酸参与反应
B.
合成后mRNA的3’端需加CCA
C.
反应涉及反转录过程
D.
合成方式为半保留复制
E.
由RNA聚合酶Ⅱ催化生成
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
【单选题】I don’t like Tom’s way of behaviour, but ________ I admire his great knowledge.
A.
in other words
B.
on the other hand
C.
for one thing
D.
as a matter of fact
【单选题】Some students in our class like reading, like playing basketball. [ ]
A.
other
B.
others
C.
the other
D.
the others
【单选题】— I like elephants. — What _____ animals do you like? [ ]
A.
another
B.
others
C.
the other
D.
other
【单选题】I don’t like Tom’s way of behavior, but ________ I admire( 钦佩) his great knowledge.
A.
in other words
B.
on the other hand
C.
for one thing
D.
as a result
【简答题】______ it is to treat him like that! A) How great shame B) What a great shame C) Shame as D) What great shame
【单选题】I like English. I like Chinese _____. [ ]
A.
on the other hands
B.
at the same time
C.
in other parts of the world
D.
on other words
【单选题】汽车在行使过程中,由于驾驶员未系安全带,车辆会持续发出警报声,直到驾驶员系上安全带警报声才会消失,这属于()强化;监狱会给表现良好的犯人减刑,这属于()强化。
A.
正正
B.
负负
C.
负正
D.
正负
相关题目：