题目
Describe the difference between meiosis and mitosis
Must use English!thx a lot
Must use English!thx a lot
提问时间:2021-04-21
答案
meiosis - cell divides but chromosomes are not duplicated.the product is two haploid cells with slightly different DNA (due to crossing over of chromosomes when they line up in metaphase)
mitosis - cell divides into two identical daughter cells.if the mother cell is diploid,the two daughter cells will be too
mitosis - cell divides into two identical daughter cells.if the mother cell is diploid,the two daughter cells will be too
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
奥巴马演讲不用看稿子.为什么中国领导演讲要看?
想找英语初三上学期的首字母填空练习……
英语翻译
最新试题
- 1鸿门宴是什么意思?
- 2在SDS-PAGE中 Tris是什么 它有什么用处
- 32倍根号3+根号27-根号三分之1
- 4甲乙两人从相距25千米的两地同时出发相向而,2小时30分钟相遇;若甲比乙早2小时出发,则乙出发1小时36分
- 5白帆和木桨告诉我们什么
- 6用因式分解法解方程 4x的方-144=0 3x(x-1)=2(x-1) (2x-1)的平方=(3-x)的平方
- 7连词成句swimming weekend Did on you the go lake the jumped The dog into.
- 8I always have art i( ) on saturday(初一上学期的)
- 9商店进了一批水果,第一天卖出25 %,第二天卖出150千克,比第一天多卖出20%.这一批水果有多
- 10关于善良的成语
热门考点
- 1反应热与焓变的关系,急!
- 2古代对年龄的称呼
- 3你能把节目单给我们看看吗?的英文 Can you ( ) us the ( ) list?
- 4堤字怎么多音字组词
- 5在数轴上从左到右的位置分别是b、a、0、c,则代数式a的绝对值减a+b+c的绝对值加c-a的绝对值加b+c的绝对值
- 6已知a≠b,求证a^2+4b^2>2b(a+b)
- 7There are two huge trees in front of the building.They are standing there for almost fifty years.
- 8-Alice works hard at Chinese. -____and_____. A.So does she;so you do B.So is she;so you do
- 9Mercury’s velocity is so much greater than the Earth’s that it completes more than four
- 10看一本故事书第一周看了全书的20%第二周看了剩下的25%还有60页没看这本书有几页?