| LC control no. | sh 85096271 |
|---|---|
| LC classification | QL965 Embryology |
| Topical heading | Ovum |
| Variant(s) | Egg (Cytology) Egg cell Female gamete Oocyte Ovocyte Secondary oocyte |
| See also | Gametes |
| Found in | McGraw-Hill dict. of the life sciences, c1976 (ovum [CYTOL]: a female gamete. Also known as egg; egg: 1. A large, female sex cell enclosed in a porous, calcareous, or leather shell, produced by birds and reptiles. 2. See ovum) Random House (ovum (Cell Biol.) a) the female reproductive cell or gamete of animals, which is capable of developing, usually only after fertilization, into a new individual b) the female reproductive cell or gamete of plants; egg: 1. the roundish reproductive body produced by the female of certain animals, as birds and most reptiles, consisting of an ovum and its envelope of albumen, jelly, membranes, egg case, or shell, according to species. 5. Also called egg cell; the female gamete; ovum) Henderson's dict. of biological terms, c2000 (oocyte: female germ cell in which meiosis occurs, in animals. Oocytes undergoing the 1st meiotic division are often termed primary oocytes, after which they become secondary oocytes, which undergo the 2nd meiotic division to become mature eggs; ovocyte: oocyte q.v.; ovum: a female gamete alt. egg, egg cell. plu. ova. see also oocyte) The Wordsworth dict. of sci. & tech., 1995 (oöcyte: An ovum prior to the formation of the first polar body; a female gametocyte) MESH (Oocytes. UF Ovocytes. Scope Note: Female germ cells derived from Oogonia and termed Oocytes when they enter Meiosis. The primary oocytes begin meiosis but are arrested at the diplotene state until Ovulation at Puberty to give rise to haploid secondary oocytes or ova (Ovum).) Amer. Heritage dict. of the Engl. lang., via WWW, June 20, 2005 (oocyte: A cell from which an egg or ovum develops by meiosis; a female gametocyte) |
 |  |  |