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Ovary in Biological Dictionary

Progesterone

... 30 O 2 , secreted by the corpus luteum of the ovary and by the placenta, that acts to prepare the ... ... Progesterone is naturally secreted by the ovary in the second two ... Natural progesterone ... primarily from the corpus luteum in the ovary after ovulation. ... Two recent studies of ...

Ovary

... The ovary is an ovum-producing reproductive organ, often ... and ... In the flowering plants, an ovary is a part of the female reproductive organ of ... Dictionary and glossary with medical ... Each ovary is about the size and shape ... monthly ...

Graafian follicle

... of the fluid-filled vesicles in the mammalian ovary containing a maturing ovum ... What is the ... ? ... ovarian follicle n. A cavity in the ovary containing a maturing ovum ... Mature ... A fluid-filled, spherical vesicle in the ovary of a mammal, ... The Graafian follicle is ...

Follicles

... ... ovarian follicle n. A cavity in the ovary containing a maturing ovum surrounded by its ... Car Parts, Food, and the Good Things in Life. ovary - Primordial and Primary Follicles - H&E. ovary - Corpus luteum - H&E. Oviduct ... Given that ...

Seed coat

... of cells of the ... In order for the seed coat to split, the embryo must imbibe (soak up water) ... ... single-seeded fruit where the ovary wall and seed coat are fused into one layer. ... varieties have characteristic colors of their seed coats (below, right) ... seeds, ...

Secondary oocyte

... is a female gametocyte or germ cell involved in reproduction. In other words, it is an immature ovum, or egg cell. An oocyte is part of the ovary development. The germ cells produce a primordial germ cell (PGC) which becomes ... secondary Oocyte . haploid. Ootidogenesis ...

Primordium

... sac primordium buds from a tracheal branch called the transverse ... Arrows indicate the distal tip of the air sac primordium . ... The ovary primordium rises, and on the top of it two lateral and one abaxial ... Simultaneously, each stamen primordium develops into a filament and a ...

Primary oocyte

... is a female gametocyte or germ cell involved in reproduction. In other words, it is an immature ovum, or egg cell. An oocyte is part of the ovary development. The germ cells produce a primordial germ cell (PGC) which becomes ... Oogonium --(Oocytogenesis)--> Primary Oocyte ...

Polar nuclei

... sac and ... The large central cell of the embryo sac contains two polar nuclei . ... The other sperm cell fertilizes a part of the ovary called the polar nuclei . The polar nuclei develop into the endosperm, the part of a seed that stores ... ...

Oviduct

... either be fertilized by sperm to become a zygote, or will degenerate in the body. oviduct ( ) n. A tube through which the ova pass from the ovary to the uterus or ... What is the function of a oviduct in a frog? ... oviduct A passage through which ova leave the maternal body or pass ...

Oogonia

... and give rise ... oogonium n. , pl. -nia or -niums . A cell that arises from a primordial germ cell and differentiates into an oocyte in the ovary ... Oogonia develop by mitosis. ... Development of the gonads The prenatal development of the gonads is a part of the ... Once they have ...

Oocytes

... An oocyte is part of the ovary development. ... Oocytes are rich in cytoplasm which contains yolk granules to nourish the cell ... oocyte ( ) n. A cell from which ...

Megasporangium

... function is to provide _.a) a non-stressful environment for the megasporangium (b) the means for dispersal (c) dormancy (d) a ... - ovary - endospern - megasporangium - megagametophyte more then one possible answer pleasr only answer iif u are 100% sure thanks 4 ur help! ... ...

Lampbrush

... chromosome ... Lampbrush chromosome loop66 viewsThis is a part of a lampbrush chromosome, from ... Lampbrush chromosome61 viewsFrog ovary section revealing lampbrush ... Definition of lampbrush chromosome from the Merriam-Webster Online Dictionary with audio pronunciations, ...

Infundibulum

... above by the bulla ... the front part of the infundibulum , and this in slightly over ... Infundibulum --fimbriated (fringe) end that scans the ovary and captures the secondary oocyte ... Region through the infundibulum or ampulla. Note the long ... ...

Gynoecium

... length was because of an increase in the length of the style from ... Gynoecium . The gynoecium consists of the stigma, style, and ovary containing one or more ... Lilium gynoecium . ... Angiosperm/Lilium/ Gynoecium /Embryo_Sac/8 ... The Arabidopsis gynoecium initiates ...

Gymnosperm

... Algae · Bryophyte · Pteridophyte · Gymnosperm · Angiosperm ... gymnosperm plants of the class Gymnospermae having seeds not enclosed in an ovary ... cycad — any tropical gymnosperm of the order Cycadales; having unbranched stems ... Gymnosperm - Definition of Gymnosperm at ...

Fallopian tubes

... the ovaries and the uterus. ... fallopian tube ... A slender tube through which eggs pass from ... tract, there is one ovary and one fallopian tube on each side of the uterus. ... Fallopian Tube Cancer | Cancer.Net - The American Society of Clinical Oncology ...

Fallopian Tube

... representing physicians who ... fallopian tube ... A slender tube through which eggs pass from ... tract, there is one ovary and one fallopian tube on each side of the uterus. ... Fallopian Tubes & Surrounding Structures. Uterus & Cervix. Links. Blog ... ...

Dioecious

... Credit Card Required. Herein lies the adaptive advantage of dioecy in figs ( dioecious fig species). Dioecious fig syconia have essentially 2 ovary positions, deep-seated ovaries ... What is dioecious ? Meaning of dioecious medical term. What does dioecious mean? ... Date palms are ...

Corpus luteum

... to this Blog] ... Hormone secretion in the corpus luteum ceases within 14 days after ovulation if ... Sketch the corpus luteum and ovary at low magnification and make sure that the ... ... progesterone, secreted by the corpus luteum , inhibits the release of ... Degradation of ...
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