polar body in English
In most multicellular organisms, each of the two meiotic divisions in females results in an oocyte and a polar body , each of which has a distinct morphology and developmental fate.
Use "polar body" in a sentence
1. Thesecond polar body can be seen to be expelled in the second meiotic division of ovocyte.
2. The Blastomere most proximal to the polar body was termed e1 and the one most distal, e2
3. The authors were unable to predict whether a healthy fetus could result from a polar body twinning.
4. Expanded cumulus investment was found in 69.4% of the oocytes, while 22.4% had Abstricted the first polar body
5. Chromosomal aberrations such as aneuploidies are usually diagnosed by polar body biopsy or biopsy of the blastomeres or trophectoderm cells.
6. To make sure the enucleation, ultraviolet light is used to check DNA located in the polar body and the metaphase plate.
7. Mitochondria translocate to the perinuclear region during formation of the first metaphase spindle and subsequently disperse during Abstriction of the first polar body.
8. The eggs which give the normal embryos, give two polar bodies while the eggs which give the abnormal embryos, issue one polar body only, they are not fertilized but start to divide and belatedly reach the stade of 16–32 blastomeres.
9. A 1981 study of a deceased triploid XXX twin fetus without a heart showed that although its fetal development suggested that it was an identical twin, as it shared a placenta with its healthy twin, tests revealed that it was probably a polar body twin.