WebThis is followed by the division of the cytoplasm by a constriction ring at the equator (in the animal cell) or by the formation of a cell plate (in the plant cell). During mitosis, loosely … WebApr 4, 2024 · (i) Chromosomes are arranged on equatorial plate in prophase-II (ii) Nucleolus disappear during telophase-II (iii) In anaphase-II, the chromatids with their independent centromeres are called chromosomes. (iv) In metaphase-II, centromere of each chromosome becomes attached to filament of bipolar spindle. (a) only (i) and (ii) (b) …

In a cell cycle, during which phase are chromosomes …

WebChromosomes in metaphase get arranged at the equatorial plate (see Fig. 1). When these cells are treated with colchicine, cell division is arrested and the cells never enter … WebArrangement of Human Cell Metaphase Chromosomes on the Equatorial Plate. flackwell heath scout hut

1.5: Mitosis and Meiosis I - Biology LibreTexts

WebWeek 2 Content Lecture 2.1: Mitosis Mitosis: (karyokinesis or nuclear division) process by which a eukaryotic cell separates the chromosomes into two identical sets-Relatively brief period of cell cycle but complex and high regulated Sequence of phases 1. Prophase 2. Prometaphase 3. Metaphase 4. Anaphase 5. Telophase 6. Eventually mitosis is followed … WebJun 20, 2012 · At anaphase I, homologous chromosomes are separated and nuclear membrane and nucleolus reappear. MMC then undergoes cytokinesis. A callose plate is formed at the equatorial plate; it extends radially from the centre and eventually connects to the outer wall of callose to form a dyad (Fig. 5 ). Figs. 1–33 1 Anther at the sporogenous … Webis formed, the chromosomes are so condensed that their specific nature is lost. There are slight variations in the size of chromosome pairs, as in figure 5, and occasionally a ring may still be indicated. On the equatorial plate of the heterotypic division the paired chromo-somes are so regularly arranged that they may best be counted in polar ... cannot resize excel window