皮皮学，免费搜题
登录
搜题
【单选题】
一个复制子是指( )。
A.
复制起点和复制叉之间的 DNA 片段
B.
细胞分裂期间复制产物被分离之后的 DNA 片段
C.
任何自发复制的 DNA 序列（它与复制起点相 连）
D.
复制的 DNA 片段和在此过程中所需的酶和蛋白质
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
【简答题】阅读理解。 Mary is an English girl, but she lives in Paris. She is six years old. Her mother says to her,'You are six now, Mary, and you are going to the school here. I'm sure you'll like it very much. It'...
查看完整题目与答案
【单选题】Mary always tells lies. _____ she says, nobody will believe her. [     ]
A.
Whatever
B.
Whenever
C.
Wherever
D.
However
查看完整题目与答案
【简答题】□ ABCD 中,对角线 AC 和 BD 交于点 O ,若 AC =8 , AB =6 , BD = m ,那么 m 的取值范围是 ____________. 2. 已知 □ ABCD 的周长等于 48 ,对角线 AC 、 BD 交于点 O , △AOD 与 △AOB 的周长的差是 10 ,则 AB = , AD = .
查看完整题目与答案
【单选题】Mary says this is the______ decision she has ever made in her career life.
A.
bad
B.
worst
C.
worse
D.
badly
查看完整题目与答案
【单选题】梅奥的人际关系学说着重研究
A.
生产过程中工人的劳动效率
B.
一般管理原理和高层管理效率
C.
组织理论
D.
人际关系
查看完整题目与答案
【单选题】梅奥人际关系理论着重研究( )
A.
生产中工人的劳动效率
B.
管理过程和管理组织
C.
理想的行政组织
D.
生产中工人的工作士气
E.
调动积极性的根本因素
查看完整题目与答案
【简答题】阅读理解 'Mary, come and clean your room!' Mary's mum says. Mary wants to go outside to play, so she puts (放) all the rubbish (垃圾) under her bed. 'Mum, the room is clean now, 'she says. 'I am going outsid...
查看完整题目与答案
【单选题】梅奥的人际关系学说着重研究
A.
生产中工人的劳动效率
B.
一般管理原理和管理效率
C.
理想的行政组织理论
D.
生产过程中的工人的劳动士气
查看完整题目与答案
【简答题】阅读理解 Mary is an English girl, but she lives(居住) in China. She is six. Her mother says to her, “You are six now, Mary, you are going to school. I think it is very good. It’s a nice school.” “Is it a Ch...
查看完整题目与答案
【单选题】W:Mary says she likes playing tennis. M:But she doesn't play tennis often,does she?(↙) Q:Whatdoesthe man imply about Mary?
A.
She plays a lot of other sports．
B.
She doesn't really like tennis．
C.
She only likes watching tennis．
D.
She has a lot of things to do．
查看完整题目与答案
相关题目：
【简答题】阅读理解。 Mary is an English girl, but she lives in Paris. She is six years old. Her mother says to her,'You are six now, Mary, and you are going to the school here. I'm sure you'll like it very much. It'...
查看完整题目与答案
【单选题】Mary always tells lies. _____ she says, nobody will believe her. [     ]
A.
Whatever
B.
Whenever
C.
Wherever
D.
However
查看完整题目与答案
【简答题】□ ABCD 中,对角线 AC 和 BD 交于点 O ,若 AC =8 , AB =6 , BD = m ,那么 m 的取值范围是 ____________. 2. 已知 □ ABCD 的周长等于 48 ,对角线 AC 、 BD 交于点 O , △AOD 与 △AOB 的周长的差是 10 ,则 AB = , AD = .
查看完整题目与答案
【单选题】Mary says this is the______ decision she has ever made in her career life.
A.
bad
B.
worst
C.
worse
D.
badly
查看完整题目与答案
【单选题】梅奥的人际关系学说着重研究
A.
生产过程中工人的劳动效率
B.
一般管理原理和高层管理效率
C.
组织理论
D.
人际关系
查看完整题目与答案
【单选题】梅奥人际关系理论着重研究( )
A.
生产中工人的劳动效率
B.
管理过程和管理组织
C.
理想的行政组织
D.
生产中工人的工作士气
E.
调动积极性的根本因素
查看完整题目与答案
【简答题】阅读理解 'Mary, come and clean your room!' Mary's mum says. Mary wants to go outside to play, so she puts (放) all the rubbish (垃圾) under her bed. 'Mum, the room is clean now, 'she says. 'I am going outsid...
查看完整题目与答案
【单选题】梅奥的人际关系学说着重研究
A.
生产中工人的劳动效率
B.
一般管理原理和管理效率
C.
理想的行政组织理论
D.
生产过程中的工人的劳动士气
查看完整题目与答案
【简答题】阅读理解 Mary is an English girl, but she lives(居住) in China. She is six. Her mother says to her, “You are six now, Mary, you are going to school. I think it is very good. It’s a nice school.” “Is it a Ch...
查看完整题目与答案
【单选题】W:Mary says she likes playing tennis. M:But she doesn't play tennis often,does she?(↙) Q:Whatdoesthe man imply about Mary?
A.
She plays a lot of other sports．
B.
She doesn't really like tennis．
C.
She only likes watching tennis．
D.
She has a lot of things to do．
查看完整题目与答案