Describe the difference between meiosis and mitosis
题目
Describe the difference between meiosis and mitosis
Must use English!thx a lot
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
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
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