What is Anaphase II?

Anaphase II  is a subphase of meiosis II. The process of meiosis II begins with the first stage of prophase and then metaphase II, which is the phase wherein the chromosomes are at the equatorial plane and spindle fibers are attached to the kinetochores. which is moved by 90º relative to anaphase 1.

The Anaphase II phase begins when sister chromatids (referred to as a daughter chromosome) Further contraction of the kinetochore microtubules pull each daughter chromosome separate and begin to proceed towards the opposite Poles. The shrinking of the kinetochore microtubules causes separation and movement.

Difference Between Anaphase I and Anaphase II

The difference between anaphase I and anaphase II lies in the timing of their occurrence during meiosis and the number of chromosomes present in the daughter cells. In anaphase I, homologous chromosomes separate, resulting in haploid daughter cells with duplicated chromosomes, while in anaphase II, sister chromatids separate, producing haploid daughter cells with unduplicated chromosomes.

In this article, we will cover the major difference between Anaphase I and Anaphase II.

Table of Content

  • What is Anaphase?
  • What is Anaphase I?
  • What is Anaphase II?
  • Similarities Between Anaphase I and Anaphase II
  • Difference Between Anaphase I and Anaphase II
  • Conclusion – Difference Between Anaphase I and Anaphase II
  • Other Articles Related to Difference
  • FAQs on Difference Between Anaphase I and Anaphase II

Similar Reads

What is Anaphase?

Anaphase is the third phase of mitosis, by which parent cells produce two identical daughter cells from their nucleus. Anaphase is a stage of cell division where sister chromatids or homologous chromosomes separate and move to opposite poles of the cell. This process ensures that each daughter cell receives the correct number of chromosomes during cell division. Before anaphase starts, the sister chromatids are positioned on the metaphase plate with their equator towards the cell....

What is Anaphase I?

Anaphase I is a subphase of meiosis I. The process of meiosis begins with the first stage of prophase and then metaphase I, in this stage the homologous pairs of chromosomes align on each side of the equatorial plate ( this is also referred to as metaphase plate) and their centromeres attach with the spindle fibers coming from either pole of the cell. Once this chromosome arrangement is completed then the anaphase I phase begins....

What is Anaphase II?

Anaphase II  is a subphase of meiosis II. The process of meiosis II begins with the first stage of prophase and then metaphase II, which is the phase wherein the chromosomes are at the equatorial plane and spindle fibers are attached to the kinetochores. which is moved by 90º relative to anaphase 1....

Difference Between Anaphase I and Anaphase II

The difference between anaphase I and anaphase II is given below in tabular form:...

Similarities Between Anaphase I and Anaphase II

Despite the difference, there are some similarities between Anaphase I and Anaphase II as well which are given below:...

Conclusion – Difference Between Anaphase I and Anaphase II

In conclusion, Anaphase is a crucial phase of mitosis and meiosis where chromosomes separate and move to opposite poles of the cell, ensuring accurate chromosome distribution in daughter cells. Anaphase I and Anaphase II occur during different stages of meiosis, with Anaphase I separating homologous chromosomes and Anaphase II separating sister chromatids. While there are differences in chromosome count and spindle fiber attachment, both phases play vital roles in cell division, emphasizing accurate chromosome segregation...

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FAQs on Difference Between Anaphase I and Anaphase II

What is the Major Difference Between Anaphase I and Anaphase II?...