kinetochore

傅炕毛3501着丝粒在染色体的端部时,有丝分裂中期怎么分染色体???? -
万管面19145291644 ______ 着丝点长期以来,着丝粒和着丝点这两个术语是作为染色体上纺锤体附着区域的同义语使用的.遗传学文献中多用着丝粒一词,而细胞学家多用着丝点一词.后来在电镜下研究哺乳类染色体超微结构时发现,主缢痕两侧是一对三层结构的特化部位...

傅炕毛3501《怪物公司》主题曲if i didnt have you 的歌词是什么 -
万管面19145291644 ______ If I Didn't Have You Lyrics If I were a rich man With a million or two I'd live in a penthouse In a room, with a view And if I were handsome(No way) It could happen Those dreams do come true I wouldn't have nothin' If I didn't have you Wouldn't have ...

傅炕毛3501染色体什么时候进行联会 -
万管面19145291644 ______ 进行减数分裂的前期进行联会

傅炕毛3501初中数学的染色问题 -
万管面19145291644 ______ “染色法”是数学的一种解题方法.在4cm*4cm的网格中去掉左上角和右下角后的图形,是由14个1cm*1cm的小正方形组成的,这个图形不能由7个1cm*2cm的长方形覆盖.证明可以用“染色法”.将这14个小正方形染上红色或黑色中的一种颜色,使相邻的两个小正方形的颜色不同.这时可以发现,红色和黑色的小正方形的个数是不一样的,一个是6,一个是8.而1cm*2cm的长方形上染上的肯定是一个红色和一个黑色,所以这个图形是不能被这样的小正方形所覆盖.雅猴试答如此,不知道我说清楚了没有?

傅炕毛3501为什么绿色植物进行光合作用时必须在叶绿体中才能发生?
万管面19145291644 ______ 因为只有叶绿体中有光反应的酶!

傅炕毛3501N急啊!!!用英语描述细胞有丝分裂和减数分裂的过程、意义!! -
万管面19145291644 ______ * In the latter part of interphase, the cell still has nucleoli present. In most cells, there is a narrow window of time during which DNA is synthesized. Note that the S represents synthesis. * G2 phase. Cytokinesis has already begun; the pinched area is ...

傅炕毛3501有丝分裂mitosis -
万管面19145291644 ______ Front period: Dye quality gradual the Ning Suo become thick, at first is a curl for one regiment snarled hemp, subsequently ability peg out each chromosome, and obvious can see each chromosome to dye from 2 list body constitute of, 2 dye list body ...

傅炕毛3501着丝点怎么算的,一般体细胞中有吗 -
万管面19145291644 ______ 每个细胞中染色体都是有着丝点的.没条染色体都有!