与有丝分裂比较，下列哪项不是减数分裂所特有的（）_刷题宝

题干

与有丝分裂比较，下列哪项不是减数分裂所特有的（）

A：仅发生在有性生殖的配子形成过程中

B：染色体复制一次，细胞连续分裂两次

C：出现联会和四分体现象

D：复制后的每个染色体含有两个姐妹染色单体

上一题下一题 0.0难度选择题更新时间:2018-02-08 04:02:45

答案(点此获取答案解析）

D

同类题1

一粒种子萌发后，能长成一棵参天大树，你知道这是什么缘故吗？（）

同类题2

等体积混合0.1mol•L^﹣¹的盐酸和0.06mol•L^﹣¹的Ba（OH ）₂溶液，不考虑体积效应，即认为混合溶液的体积等于进行混合的两溶液体积之和，溶液的pH值等于（　　）

同类题3

解不等式组：

{\begin{cases} 2 - x \leq 0 \\ \frac{x}{4} < \frac{x + 1}{5} \end{cases}

，并把解集在数轴上表示出来．

同类题4

Teenagers should sleep 8 to 9 hours a day. ( 对划线部分提问)

____ ____ hours should teenagers sleep a day?

同类题5

阅读短文，判断正确还是错误。

A letter

Here is a letter from Jim to his friend in the USA

Dear Lily:

I am in China now. I go to school five days a week. The school and the food are good here. I have some Chinese friends. They are all very friendly to me. On Saturdays and Sundays we stay at home. In the afternoon we play games. My Chinese friends like English very much. They ask me to teach them English and they teach me Chinese. I like staying here.

Please write soon!

小学学科试题库

初中学科试题库

高中学科试题库