The upcoming discussion will update you about the difference between Plant Mitosis and Animal Mitosis. Difference # Plant Mitosis: 1. It occurs generally in the region of a meristem. 2. Plant mitosis is generally controlled by hormone cytokine. 3. The cell does not change shape prior to division. 4. Spindle is anastral. 5. Centrioles are absent. 6. The equatorial region [...]
The following points highlight the two main steps of mitosis. The steps are: 1. Karyokinesis 2. Cytokinesis. Step # 1. Karyokinesis: Karyokinesis (Gk. karyon- nucleus, kinesis- movement) is also called indirect nuclear division because the nucleus passes through a complicated sequence of events before forming two daughter nuclei. Though the process is continuous one without any pauses, it has been [...]
In this article we will discuss about:- 1. Meaning of Meiosis 2. Divisions of Meiosis 3. Significance 4. Need 5. Types. Meaning of Meiosis: Meiosis (Gk. meioum or meio— to lessen) is a double division which occurs in a diploid cell (or nucleus) and gives rise to four haploid cells (or nuclei), each having half the number of chromosomes as [...]