例句與造句

1. The key to their success was utilizing oocytes in metaphase II ( MII ) of the cell cycle.
2. Until the preovulatory stage, the follicle contains a primary oocyte that is arrested in prophase of metaphase II.
3. The task of metaphase II is to separate the sister chromatids so that there's only 1 copy of each chromosome.
4. In "'metaphase II "', the centromeres contain two kinetochores that attach to spindle fibers from the centrosomes at opposite poles.
5. During oocyte development, high metaphase promoting factor ( MPF ) activity causes mammalian oocytes to arrest at the metaphase II stage until fertilization by a sperm.
6. It's difficult to find metaphase ii in a sentence. 用metaphase ii造句挺難的
7. Using another genetically engineered mouse that lacks Sgol2 function, and metaphase II leading to single chromatids and physiologically with the formation of aneuploid gametes that give rise to infertility.
8. The hardest part of SCNT is removing maternal DNA from an oocyte at metaphase II . Once this has been done, the somatic nucleus can be inserted into an egg cytoplasm.
9. Hi I'm a bit confused by the events of Metaphase I compared to metaphase II . In metaphase I I believe the bivalents line up randomly at the metaphase plate.
10. More specifically, in mice, for example, the ability to undergo cortical granule exocytosis arises some time between metaphase I and metaphase II of meiosis, which is also 5 hours before ovulation occurs.
11. Therefore, meiosis includes the stages of meiosis I ( prophase I, metaphase I, anaphase I, telophase I ) and meiosis II ( prophase II, metaphase II, anaphase II, telophase II ).
12. The oocyte has been shown to obtain maximum proficiency for releasing calcium at this same cell stage, between metaphase I and metaphase II, as well, further emphasizing the calcium-dependency of the cortical granule exocytosis event.
13. However, due to random crossing over that happens during the first part of meiosis, at the time of metaphase II, the sister chromatids are themselves different patchworks of the maternal and paternal chromosomes and this leads to an additional level of randomization in the final gametes.