In appearance and structure the ovum (Fig. 3) differs little from an ordinary cell, but distinctive names have been applied to its several parts; thus, the cell substance is known as the yolk or oöplasm, the nucleus as the germinal vesicle, and the nucleolus as the germinal spot.
education.yahoo.com/reference/gray/subjects/subject/3
Ovum - Wikipedia, the free encyclopedia
Source
An ovum (plural ova , from the Latin word ovum meaning egg or egg cell) is a haploid female reproductive cell or gamete. Both animals and embryophytes have ova. The term ovule is used for the ...
en.wikipedia.org/wiki/Ovum
Female gamete (sex cell) before fertilization ... In plants, where it is also known as an egg cell or oosphere, the ovum is produced in an ovule. The ovum does not move by itself. It must be fertilized by a male gamete before it can develop further, except in cases of parthenogenesis.
www.tiscali.co.uk/reference/encyclopaedia/hutchinson/m0... www.tiscali.co.uk/reference/encyclopaedia/hutchinson/m0006854.html
579.tif (PDF File)
FINE STRUCTURE OF THE HUMAN; OVUM IN THE PRONUCLEAR STAGE; LUCIANO ZAMBONI, DANIEL R. MISHELL, JR., JAMES H. BELL, and MANUEL BACA; From the Division of Reproductive Biology, Departments of Pathology and Obstetrics and;
jcb.rupress.org/cgi/reprint/30/3/579.pdf
B. Structure of the Gametes ; 1. Egg (ovum) structure a. jelly layer b. vitelline membrane - with receptors c. egg cell membrane ;
www.harwich.edu/depts/hhssci/fertilization.html
An electron microscope study of the rat ovum. J Biophys Biochem Cytol. 1959 Mar 25;5(2):327–342. [PubMed]; SWIFT H. The fine structure of annulate lamellae. ...
www.ncbi.nlm.nih.gov/pmc/articles/PMC2107024/
Structure and Development of the Ovum in an Annelid (Eudrilus). Frank E. Beddard. Zoological Society of London. Guy's Hospital. Full text ...
www.ncbi.nlm.nih.gov/pmc/articles/PMC1288707/
membranous structure from ovum: a membranous structure, e.g. the amnion, chorion, or yolk sac, that comes from a fertilized ovum but does not become part of the embryo; ... Also on Encarta ... • Important Notice: MSN Encarta to be discontinued. Learn more.
encarta.msn.com/dictionary_1861689741/embryonic_membran... encarta.msn.com/dictionary_1861689741/embryonic_membrane.html
The male gamete, or sperm, and the female gamete, the egg or ovum, meet in the female's reproductive system to create a new individual. Both the male and female reproductive systems are essential for reproduction. ... They are different in shape and structure, but both are specifically designed to produce, nourish,
kidshealth.org/teen/sexual_health/changing_body/female_... kidshealth.org/teen/sexual_health/changing_body/female_repro.html
www.murraystate.edu/cit/agr/Agr506/AGR506Gametesppt/sld... www.murraystate.edu/cit/agr/Agr506/AGR506Gametesppt/sld015.htm