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Polar body


polar body
one product of oogenesis; extruded as a small, nonfunctional haploid product with very little cytoplasm
Source: Jenkins, John B. 1990. Human Genetics, 2nd Edition. New York: Harper & Row ...
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Polar body
[Gr. polos - a pole; L. corpus - body]. A minute cell formed during the first and/or second meiotic divisions of oogenesis that contain a nucleus but very little cytoplasm and which eventually degenerate.
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polar body
Minute, nonfunctioning cell produced during those meiotic divisions that lead to egg cells; contains a nucleus but very little cytoplasm.
polar covalent bond ...
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polar body
A small haploid cell, produced during oogenesis in female animals, that does not develop into a functional ovum.
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Polar body[genetic screening of] Poliovirus Pollination Polyadenylation PolymerCompound whose molecule consists of many repeated units linked together.
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During the first meiotic division, a large secondary oocyte and a small polar body are produced. The secondary oocyte will divide to produce an egg and a polar body. The first polar body may divide to produce two more polar bodies.
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ootid Stage of formation of ovum after second meiotic division following expulsion of second polar body.
ootype Part of oviduct in flatworms that receives ducts from vitelline glands and Mehlis' gland.
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Triploidy can also be caused by the fusion of an ovum and a polar body, each containing 23 chromosomes, and subsequent fertilization by a sperm cell.
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