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How does ootid differ from a polar body?
An ootid is a haploid cell produced during oogenesis that eventually matures into an ovum, or egg cell. A polar body, on the other hand, is a smaller haploid cell that is produced during oogenesis but does not develop into an egg cell and eventually disintegrates.
When a primary oocyte divides a secondary oocyte and what are produced?
A primary oocyte divides into a secondary oocyte and a polar body during meiosis I. The secondary oocyte undergoes meiosis II to produce a mature ovum (egg) and another polar body.
How does the nucleus of ovum divide?
The nucleus of an ovum does not divide in the same way as in typical somatic cells. Instead, during oogenesis, the ovum undergoes meiosis, where it completes the first meiotic division to form a secondary oocyte and a polar body. The secondary oocyte then arrests in metaphase II until fertilization occurs, after which it completes meiosis, resulting in another polar body and the mature ovum. Thus, the division of the nucleus in an ovum is primarily associated with the process of meiosis, rather than conventional nuclear division.
When the primary oocyte divides a secondary oocyte and what else is produced?
The primary oocyte divides into a secondary oocyte and a polar body during meiosis I. The secondary oocyte then goes through meiosis II to produce a mature ovum (egg) and another polar body.
What are immature eggs that developed in the ovum called?
polar bodies
During which type of gametogenesis would you see polar bodies?
oogenesisMeiosis I and Meiosis IIPolar Body are porduced in the process of Egg or ovum (female Side).
What is the name of the human female gamete?
ovum
Why do polar bodies form during oogenesis?
When an ovum is initially formed by the normal process of cell division, it is diploid. In order to become a gamete that can engage in sexual reproduction, it needs to become haploid. In order to do that it has to rid itself of half of its genetic material, which it does by ejecting it in the form of a polar body. Note that it is not feasible for the ovum to simply become two ova, because that would give you half sized ova, and reproduction works better with a full sized ovum.
What are eggs in the human body?
ovum
What are the four final cell types produced by oogenesis in the female?
Generally, one viable ovum(egg) is produced, while the other three cells degenerate into 'polar bodies' and are recycled by the body.
What is the body's largest single cell?
For the human body, the female ovum.
When does the secondary oocyte complete its second meiotic division to become a mature ovum?
The secondary oocyte completes its second meiotic division upon fertilization by a sperm cell. This leads to the formation of a mature ovum and a polar body.
