Cell body next ovum. Medical search. Frequent questions

The egg cell, or ovum (PL: ova), is the female reproductive cell, or gamete, in most anisogamous organisms (organisms that reproduce sexually with a larger, female gamete and a smaller, male one). (wikipedia.org)
If the chromosome fails to attach to the fibre it fails to get incarporated in new cells formed, either gamete or normal body cell. (google.com)
It is known that these organisms produce gamete cells by the division of the body through mitosis. (toppr.com)
The constant shuffling of the human genes in the gamete cells increases the typical variations in the offsprings of the humans. (toppr.com)
It takes as long as 74 days for an immature germ cell to develop into a mature male gamete, and during that time, there are many intermittent resting stages. (microbenotes.com)
Oogenesis is the process of formation of female gamete or ovum through a series of mitotic and meiotic divisions occurring in the female reproductive system. (microbenotes.com)

clarification needed] When egg and sperm fuse during fertilisation, a diploid cell (the zygote) is formed, which rapidly grows into a new organism. (wikipedia.org)
The zygote then starts to divide by mitosis (see Chapter 3) to form a new animal with all its body cells containing chromosomes that are identical to those of the original zygote (see diagram 13.1). (wikibooks.org)
When the two gametes fuse (like pollen grain and ovule , or sperm with ovum) we again get a deploid cell (n+n=2n) called zygote. (google.com)
Fertilization occurs by the fusion of the nucleus of sperm (which contains 23 chromosomes ) with the nucleus of the ovum (which contains 23 chromosomes ) to form the zygote (fertilized ovum), which contains a nucleus with 46 chromosomes (23 pairs of chromosomes ). (online-sciences.com)
The zygote divides many successive divisions into many cells that differentiate and continue to grow forming the embryo ( fetus ). (online-sciences.com)
Nor is the embryo just a "fertilized egg", or just a "clump of cells", or appear only when the zygote is formed, or appear later after the zygote is formed, or appear after implantation - or even a week after that at 14-days. (lifeissues.net)
This cell, the zygote, divides many times, and as it divides, the descendant cells develop different characteristics and functions. (msdmanuals.com)
These gonads contain gametes, which combine together to form the zygote, a single cell. (leverageedu.com)
At fertilization, the sperm cell and the egg cell unite to form a diploid cell (called zygote). (biologyonline.com)
This diploid cell is considered a zygote, which divides through mitosis into multiple copies of somatic cells and tiniest seed cells which might undertake meiosis for sexual mating. (mplubricants.co.in)

In biological terms sexual reproduction involves the union of gametes - the sperm and the ovum - produced by two parents. (wikibooks.org)
The reproductive organs of mammals produce the gametes (sperm and egg cells), help them fertilize and then support the developing embryo. (wikibooks.org)
But if such changes occur in the reproductive cells/germinal cells they are passed to the gametes and then to the next generation. (google.com)
Gametes are generally haploid cells. (toppr.com)
In case the body of the parent is diploid, the same gametes form through a process of meiosis. (toppr.com)
Specialised cells, present in the diploid parent body are responsible for taking part in the production process of gametes. (toppr.com)
Looking further out into the natural world, the diversity of these sex cells, or gametes, is truly remarkable. (bigbangpokemon.com)
i) production of female gametes i.e., ova (ii) secretion of female hormones i.e., estrogen and progesterone. (assignmentsbag.com)
Ovary creates ova, which are feminine gametes. (leverageedu.com)
Those sex cells happen to be known as germ cells, the fact that if divided are termed gametes. (mplubricants.co.in)
Gametes are sperm on men and ova during ladies. (mplubricants.co.in)
All cells from the body own 46 chromosomes, with the exception of gametes. (mplubricants.co.in)
Such lesions may alter the initiation of meiosis, that is, the process resulting in the production of the female (ovum) and male (spermatozoon) gametes. (cea.fr)
The hormone testosterone is responsible for the activation of genes coding for the male gametes, and it also provides nutrients to the sperm cell during its development. (microbenotes.com)

Several studies suggest that ovarian stem cells exist within the mammalian ovary. (wikipedia.org)
It is a single cell released from the ovary every month. (atomparticles.com)
It begins with the release of follicle-stimulating hormone and luteinizing hormone that causes the cells of the ovary to form primary follicles. (microbenotes.com)
The secondary oocyte then releases the ovum that moves around the ovary until fertilization. (microbenotes.com)
A germinal layer coats the entire ovary, made of cuboidal epithelial cells. (medscape.com)

Studies performed on humans, dogs, and cats in the 1870s suggested that the production of oocytes (immature egg cells) stops at or shortly after birth. (wikipedia.org)
In a work published in Environmental Pollution , researchers from iRCM's LDG laboratory explored the effects of exposure to two bisphenol A substitutes, BADGE and BPAF, on murine germ cells, and more specifically on oocytes and their precursors. (cea.fr)
Via genetic and chemical models, the team was able to propose that the deleterious effects of bisphenols on mature oocytes results from their ability to induce oxidative lesions on DNA at a key step in germinal cell differentiation during the fetal period. (cea.fr)
These follicles then undergo mitotic and meiotic divisions, causing the cell to divide into two larger secondary oocytes and a smaller polar body. (microbenotes.com)

The female produces only one ripe ovum on the 14 th day of the beginning of the menstrual cycle. (online-sciences.com)
During each normal menstrual cycle, one egg (ovum). (msdmanuals.com)
If fertilization doesn't occur, the cell degenerates into a corpus luteum and is removed from the body during the menstrual cycle. (microbenotes.com)

Mitochondria are the structures that produce the energy in all cells of the body. (vumc.com)
The sperm cell has no mitochondria, but the ovum has mitochondria. (vumc.com)
Even when explore only the "private" genetic contribution of our cells, we find that the human genome is about 10% viral (retroviral) in origin, and that "our" mitochondria are actually "alien" in origin: somewhere around 1.5 billion years ago an ancient bacteria entered into symbiotic relationship with our cells to perform both oxygen-detoxifying and energy-producing functions by losing their independence and becoming our mitochondria. (wakeup-world.com)
Organelles are the substructures (such as mitochondria and chloroplasts) inside cells that perform particular functions. (bigbangpokemon.com)
It's also beneficial to your mitochondria, which produce fuel for your body. (fertiligy.com)

To start with every organism has fixed number of chromosomes in each cell of the body, which in deploid organisms we call 2n (two sets of ) chromosomes. (google.com)
Constituted by at least 10 times more bacterial, viral, and fungal cells than actual human cells, we are more accurately described (at least in biological terms) as a "meta-organism" than a hermetically-sealed off body isolated from outside life. (wakeup-world.com)
During gastrulation, the cells get specified new positions and the multi-layered body plan of the organism is specified. (toppr.com)
Often thought of as the smallest unit of a living organism, a cell is made up of many even smaller parts, each with its own function. (msdmanuals.com)
Which organism has only one cell? (bigbangpokemon.com)
Unicellular organisms are made up of only one cell that carries out all of the functions needed by the organism, while multicellular organisms use many different cells to function. (bigbangpokemon.com)
A cell performs various activities, which are important for the development and growth of an organism. (atomparticles.com)

But if the changes occur in somatic cells then they are not passed to future generation. (google.com)
They are "deathless" relative to somatic cells in that their biological information has been passed down from generation to generation for billions of years without interruption, and that will continue to be passed forward within the successfully conceived progeny of all the species inhabiting this planet today. (wakeup-world.com)
In essence, our body consists of two major types of cells - one group involved directly in reproducing sexually (called sex cells ) and another group that are not (called somatic cells ). (biologyonline.com)
The somatic cells, in turn, are the cells in the body that have varying functions, such as nourishing the sex cells as well as keeping the body thriving and functional. (biologyonline.com)

Upon maturation, the neck opens to allow sperm cells to swim into the archegonium and fertilize the egg. (wikipedia.org)
a minute cell which separates by karyokinesis from the ovum during its maturation . (en-academic.com)
In the maturation of ordinary ova two polar bodies are formed, but in parthogenetic ova only one. (en-academic.com)
Some of these cells take as long as 40 years to mature while some never reach maturation. (microbenotes.com)

The ovum from which the fetus is formed develops during the early fetal life of the mother. (cdc.gov)
Fetal ova may also be affected by the exposures of her grandmother. (cdc.gov)
This is because the grandmother's exposures may have affected the mother's developing ova during the mother's fetal life. (cdc.gov)

In vertebrates, ova are produced by female gonads (sex glands) called ovaries. (wikipedia.org)
The human ova grow from primitive germ cells that are embedded in the substance of the ovaries. (wikipedia.org)
Oogenesis (i.e. gametogenesis in females) takes place in the ovaries to produce ova or egg cells. (biologyonline.com)
They did so by incubating them for four months in artificial ovaries derived from embryonic mouse cells. (biologyonline.com)
Thus, a newborn female child already has all the egg cells that are to be released from the ovaries during the reproductive life of the female. (microbenotes.com)
The ovaries are the female pelvic reproductive organs that house the ova and are also responsible for the production of sex hormones. (medscape.com)
The ovaries are responsible for housing and releasing ova, or eggs, necessary for reproduction. (medscape.com)

In most fish and amphibia (frogs and toads) fertilization of the egg cells takes place outside the body. (wikibooks.org)
After the egg and sperm join together (fertilization), the fertilized egg is just a single cell. (msdmanuals.com)
IVF refers to as In vitro fertilization which is a type of assisted reproductive technology and are widely used technology in which the ovum is fertilized artificially in laboratory settings and then inserted into the uterus. (industryarc.com)
IVF is a process of fertilization that includes eggs extraction and sperm cell sample retrieval to form an embryo. (industryarc.com)
This paper gives an Islamic perspective on some of these advances, including abortion, in vitro fertilization, genetic engineering, cloning and stem cell research. (who.int)

In brevity, the oogonium (the female primordial germ cell) undergoes meiosis to produce four haploid egg cells. (biologyonline.com)
Quintessentially, the spermatogonium (the male primordial germ cell) will go through meiosis to give rise to four haploid sperm cells. (biologyonline.com)
This is because they divided coming from a germ cell containing 46 chromosomes. (mplubricants.co.in)
Degeneration and hyalinization of the seminiferous tubules with poor germ cell development is frequently observed. (medscape.com)
In all documented biopsied cases, there is a significant decline in germ cell development and an increase in tubular sclerosis by puberty. (medscape.com)

Conversely, spermatogenesis (i.e. gametogenesis in males) occurs in the testes to yield sperm cells. (biologyonline.com)
Spermatogenesis is the process of formation of mature sperm cells through a series of mitotic and meiotic divisions along with metamorphic changes in the immature sperm cell. (microbenotes.com)

In reptiles and birds, eggs are fertilized inside the body when the male deposits the sperm inside the egg duct of the female. (wikibooks.org)
In mammals the sperm are placed in the body of the female and the eggs are fertilized internally. (wikibooks.org)
IVF is assisted reproductive technology (ART) which works by removing eggs from a woman's body. (industryarc.com)
Largest animal cell is ostrich eggs measuring about 170*135 mm in diameter. (bigbangpokemon.com)
Are eggs the largest cell? (bigbangpokemon.com)
Scientists create immature Human Eggs Out of Blood Cells For the First Time. (biologyonline.com)
Women with Swyer syndrome do not produce eggs (ova), but if they have a uterus, they may be able to become pregnant with a donated egg or embryo. (medlineplus.gov)

Haploid cells have half the number of chromosomes (n) as diploid - i.e. a haploid cell contains only one complete set of chromosomes. (apolloclinic.com)
That means a sex cell would have half the number of chromosomes as that of a somatic cell. (biologyonline.com)

It then hatches from the egg, outside the mother's body. (wikipedia.org)
There is an intermediate form, the ovoviviparous animals: the embryo develops within and is nourished by an egg as in the oviparous case, but then it hatches inside the mother's body shortly before birth, or just after the egg leaves the mother's body. (wikipedia.org)
All cells in a person's body are descendants of two cells, the mother's egg and the father's sperm. (msdmanuals.com)
Ova forming within a female fetus may be affected by exposures experienced by her mother during the mother's lifetime. (cdc.gov)

Polar bodies have practically no CYTOPLASM. (ctsicn.org)
Scientists used to call the fluid proto plasm.cytoplasm contain many specialized cell called organ cells. (iasexamportal.com)

In all mammals except monotremes, the ovum is fertilized inside the female body. (wikipedia.org)
They are fertilized by male sperm either inside the female body (as in birds), or outside (as in many fish). (wikipedia.org)
The female gametophyte produces structures called archegonia, and the egg cells form within them via mitosis. (wikipedia.org)
They then develop to quite an advanced stage inside the body of the female. (wikibooks.org)
Your human body comes into existence as a result of the act of procreation through the union of the male sperm and female egg. (womstreet.com)
Among the heterogametes, the male reproductive unit is called sperm and the female reproductive unit is known as the ovum. (toppr.com)
The ovum also called egg cell is the reproductive cell in the female body. (bigbangpokemon.com)
What is the smallest cell in the female body? (bigbangpokemon.com)
Earthworms, snails, slugs, and a few other species are hermaphrodites, meaning they have both male and female reproductive organs in the same body. (leverageedu.com)
In particular, the female sex cell is referred to as the ovum (also called egg cell) whereas the male sex cell, the sperm cell. (biologyonline.com)
Female egg cell. (atomparticles.com)

Nor do only the cells of the inner cell mass of the blastocyst become the later adult and none of the cells from the inner cell mass become part of the placenta, umbilical cord, etc. (lifeissues.net)

Minute cells produced during development of an OOCYTE as it undergoes MEIOSIS. (ctsicn.org)
One primary spermatocyte results in four functional spermatozoa after the process of meiosis, each of which develops separately into a sperm cell. (microbenotes.com)

A number of ova are present at birth in mammals and mature via oogenesis. (wikipedia.org)

The sperms rush the ovum at the beginning of the fallopian tube . (online-sciences.com)
The ovum formed is non-motile and remains in the fallopian tube to be fertilized by the sperm. (microbenotes.com)

People usually have 46 chromosomes in each cell. (medlineplus.gov)

The cellular membrane: an intact membrane that surrounds (coats) the cell from outside. (online-sciences.com)
membrane of the ovum . (online-sciences.com)
Human cells have a surface membrane (called the cell membrane) that holds the contents together. (msdmanuals.com)
However, this membrane is not just a sac, it is an active participant in the life of a cell. (msdmanuals.com)
The membrane controls what chemicals and other substances can enter and leave the cell. (msdmanuals.com)
The membrane also has receptors that identify the cell to other cells. (msdmanuals.com)
Prokaryotes are cells that do not have membrane bound nuclei, whereas eukaryotes do. (atomparticles.com)

when yeast cell matures, it develops an outgrowth called bud, the nucleus of the parent divides into two daughter nuclei by mitosis. (ktbssolutions.com)
The first polar body formed is usually larger than the second one, and often divides into two after its separation from the ovum. (en-academic.com)

The primary ova remain dormant until ovulation and become matured afterward. (microbenotes.com)
After birth, ova rest dormant and are vulnerable to environmental insults until the time of ovulation. (cdc.gov)

When the sperm leave the testes, they are immature and incapable of fertilizing ova . (cancer.gov)

Karl Ernst von Baer discovered the mammalian ovum in 1827. (wikipedia.org)
Mammalian ova contain only a tiny amount of the nutritive yolk, for nourishing the embryo in the early stages of its development only. (wikipedia.org)
Sieve tube in plants and the mature mammalian red blood cells do not have a nucleus. (iasexamportal.com)

The ovum's development arrests in the prophase of the cell cycle until ovulation - this can occur many decades hence [AAP 2003]. (cdc.gov)

The ovum is one of the largest cells in the human body, typically visible to the naked eye without the aid of a microscope or other magnification device. (wikipedia.org)
With all of the fascinating facts about the human body it was difficult to pick just ten, but here they are… Let us know what you think, or if you know any interesting facts not mentioned here. (healthandmed.com)
The post Ten Interesting Facts About The Human Body appeared first on HEALTHandMED . (healthandmed.com)
The human body is an incredibly complex and intricate system, one that still baffles doctors and researchers on a regular basis despite thousands of years of medical knowledge. (lifesmith.com)
As a class, students work through an example showing how DNA provides the "recipe" for making human body proteins. (teachengineering.org)
Describe ways in which engineers are involved with genetics and the human body. (teachengineering.org)
In addition to human cells, the human body has foreign cells. (msdmanuals.com)
The largest cell is ovum in the human body. (bigbangpokemon.com)
What is smaller than a cell in the human body? (bigbangpokemon.com)
Is RBC the smallest cell in human body? (bigbangpokemon.com)
The Cerebellum's Granule Cell is the smallest cell in the human body that is between 4 micrometres to 4.5 micrometres long. (bigbangpokemon.com)
What is the smallest living thing in the human body? (bigbangpokemon.com)
The stapes is the smallest and lightest bone in the human body, and is so-called because of its resemblance to a stirrup (Latin: Stapes). (bigbangpokemon.com)
Granule Cellof the Cerebellum is the smallest cell of the human body which is approximately 4 micrometer to 4.5 micrometer in size. (bigbangpokemon.com)
Name the largest cell present in human body. (assignmentsbag.com)
What is the function of the cell in the human body? (atomparticles.com)
The human body is composed of trillions of cells. (atomparticles.com)
How many cells in a human body? (atomparticles.com)
There are over 200 different cell types in the human body. (atomparticles.com)
What are the 12 systems of the human body? (atomparticles.com)

Ooplasm (also: oöplasm) is the yolk of the ovum, a cell substance at its center, which contains its nucleus, named the germinal vesicle, and the nucleolus, called the germinal disc. (wikipedia.org)
Technically, the yolk of an ostrich egg is one cell though it is rather specially adapted. (bigbangpokemon.com)
An ovum is an oval structure that contains yolk or plasma that provides nutrients to the cell. (microbenotes.com)

A polar body contains one of the nuclei derived from the first or second meiotic CELL DIVISION. (ctsicn.org)

The cell was first discovered and named by ROBERT HOOKE in 1665. (atomparticles.com)

While you cant see skin cells or muscle cells, the ovum is typically large enough to be seen with the naked eye with a diameter of about a millimeter. (healthandmed.com)
Human infl uenza A virus infections are typically lo- fect on primary RhMK cells but not on human foreskin calized to the respiratory tract, and viral presence in fi broblasts, MRC-5 fi broblasts, or A549 lung carcinoma the gastrointestinal (GI) tract is rarely observed. (cdc.gov)

How long can a sperm cell live once inside a woman's body? (womstreet.com)

Or, was it mutation in normal diploid cells? (google.com)
There are two types of cells in the body - haploid cells and diploid cells. (apolloclinic.com)

Sperm cells pass through a series of ducts to reach the outside of the body. (cancer.gov)
Sperm cells. (atomparticles.com)

Polar Bodies" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings) . (ctsicn.org)
This graph shows the total number of publications written about "Polar Bodies" by people in this website by year, and whether "Polar Bodies" was a major or minor topic of these publications. (ctsicn.org)
Below are the most recent publications written about "Polar Bodies" by people in Profiles. (ctsicn.org)
Polar body}, {Polar cell}, or {Polar globule} (Biol. (en-academic.com)
Polar distance}, the angular distance of any point on a sphere from one of its poles, particularly of a heavenly body from the north pole of the heavens. (en-academic.com)

and that the embryo is formed from the fusion of two cells, the ovum and the sperm. (prolifeaction.org)
The bulk is a supply of `raw material' that the cells of the growing embryo use to assemble the cells of the ostrich chick. (bigbangpokemon.com)

Bleeding can occur internally, where blood leaks from blood vessels inside the body, or externally, either through a natural opening such as the mouth, nose, ear, urethra, vagina or anus or through a break in the skin. (apolloclinic.com)
Leydig cell hyperplasia may also occur with aging. (medscape.com)

The human ovum measures approximately 120 μm (0.0047 in) in diameter. (wikipedia.org)
Monocytes are the largest cells of the blood (averaging 15-18 μm in diameter), and they make up about 7 percent of the leukocytes. (bigbangpokemon.com)
The size of each ovum is 0.1mm in diameter. (atomparticles.com)

The uterus is the area of the body where the baby develops. (leverageedu.com)
Chromosomes contain the genetic instructions for how the body develops and functions. (medlineplus.gov)

The gametophyte produces an egg cell. (wikipedia.org)
When Hippocrates said "we are what we eat," this was true not only in molecular terms, i.e. the food we eat produces molecular building blocks from which our bodies are constructed, but also in microbial terms, i.e., the microbes we expose ourselves to and cultivate through nutrition affect and/or permanently alter our holobiont selves. (wakeup-world.com)
Our body produces sex cells through the process called gametogenesis . (biologyonline.com)

In humans, a sex cell may be identified from a somatic cell in being a haploid cell. (biologyonline.com)

Epithelial Cells. (atomparticles.com)

There are two main types of cells: prokaryotic cells and eukaryotic cells. (atomparticles.com)
Cells may be classified into two major types: prokaryotic cells (e.g. bacterial cells) and eukaryotic cells (e.g. plant or animal cells). (atomparticles.com)
The main difference between the two is a well-defined nucleus surrounded by a membranous nuclear envelope present only in eukaryotic cells. (atomparticles.com)

The sperm cell, on the other hand, is tiny, consisting of little more than nucleus. (healthandmed.com)
The nucleus is like the remote control center of the cell. (atomparticles.com)
If we look at very simple organisms like bacteria and blue-green algae, We will discover cells that have no defined nucleus, these are prokaryotes cells. (iasexamportal.com)
The cells which have definite nucleus are known as eukaryote. (iasexamportal.com)

Prokaryotic cells include bacteria and archaea. (atomparticles.com)

The amoeboid character of the so-called nerve-cells and fibrils composing the plexus. (biologists.com)
Other cells, such as certain nerve cells, do not divide or reproduce except under unusual circumstances. (msdmanuals.com)
Nerve cells in animals are the longest cells. (iasexamportal.com)

Whether or not mature mammals can actually create new egg cells remains uncertain and is an ongoing research question. (wikipedia.org)
The problem of keeping sperm at a low enough temperature is even greater in birds that have a higher body temperature than mammals. (wikibooks.org)

The term ovule in animals is used for the young ovum of an animal. (wikipedia.org)

To evaluate the effects of 3D printing emission on pulmonary function, whole-body plethysmography (PenH) was used to measure bronchial reactivity 24 hours after the last exposure. (cdc.gov)

In multicellular organisms, the body is a system of multiple interacting subsystems. (teachengineering.org)

The typical bryophyte archegonium consists of a long neck with a wider base containing the egg cell. (wikipedia.org)
The head consists of acrosomes that secrete enzymes and helps in the entry of sperm inside an ovum. (microbenotes.com)
In 1838 matthias schleiden, German botanist proposed the idea that all plants consists of cells. (iasexamportal.com)
A follicle consists of an oocyte surrounded by follicular cells called granulosa cells. (medscape.com)

They differ by a number of chromosomes their cell contains. (apolloclinic.com)
They differ on the basis of number of chromosomes their cell contains. (apolloclinic.com)

This after repeated cell division and organ formation form the individual. (google.com)
such cell when form further cells they all will have 4n chromosomes. (google.com)
These subsystems are groups of cells that work together to form tissues and organs that are specialized for particular body functions. (teachengineering.org)
Phalloplasty is a type of surgery that takes existing skin, tissue, and nerves from surrounding areas on a patient's body to repair or form a neophallus, or a new penis structure. (asu.edu)
Different tissues then combine and form specific organs, where the organ is like a factory where every type of cell has its own job. (atomparticles.com)
When the sperm and ova meet during sexual replica, they form a diploid (2n) cell containing two collections of twenty three chromosomes, 46 in one payemnt (one set having got their start in any caretaker and also the various other on the father). (mplubricants.co.in)

En conclusion, l'utilisation d'huile de margousier, substance plutôt inoffensive pour l'environnement, est une alternative au larvicide d'anophèle. (who.int)

Tissues and Organs Tissues are related cells that are joined together. (msdmanuals.com)

During the process of development , the resulting cells tend to divide and specialise. (toppr.com)
Some cells, such as skin cells, divide and reproduce quickly. (msdmanuals.com)

Perhaps even more profound is the fact that the total genetic information in our bodies is about 99% microbial in origin, with many of these microbes performing life-sustaining functions for digestion, immunity, and even cognition . (wakeup-world.com)
Through the use of enzymes which are able to excise specific segments of genes, it is possible to change the genetic makeup of cells by deliberately inserting, removing, or changing specific genes. (adventist.org)
With this type of treatment, a patient whose cells have missing or defective genes receives needed genetic material. (adventist.org)

What is the largest cell in your body? (bigbangpokemon.com)
Which of the following is largest cell? (bigbangpokemon.com)
The egg meanwhile is the largest cell and similarly intricate. (bigbangpokemon.com)
The single largest cell in the world is of an ostrich. (iasexamportal.com)

Stool specimens were collected from Haitian patients at a refugee clinic for routine ova-and-parasite (O&P) examination. (cdc.gov)
Stool specimens were collected for routine ova-and-parasite (O&P) examination by a local health department as part of a refugee screening program. (cdc.gov)
Results of blood cultures, stool culture, Clostridium diffi cile -toxin B cytotoxicity assay, and stool examination for ova and parasites were all negative. (cdc.gov)

During exposures, mice were sensitized to the experimental allergen ovalbumin (OVA) by intraperitoneal injections (5 µg OVA, 2 mg Alum in 200 µl PBS) on days 1 and 8 of inhalation exposures, and by intratracheal instillations on days 19 and 31 (60 µg OVA in 60 µl PBS). (cdc.gov)
Exposures to developing ova can have lifelong effects. (cdc.gov)

Anatomy91

Organisms24

Diseases18

Chemicals and Drugs53

Analytical, Diagnostic and Therapeutic Techniques and Equipment34

Phenomena and Processes32

Disciplines and Occupations4

Technology, Industry, Agriculture1

Information Science3

Health Care1

Gamete6

Zygote10

Gametes14

Ovary5

Oocytes4

Menstrual cycle3

Mitochondria5

Organism7

Somatic cells4

Maturation4

Fetal3

Ovaries7

Fertilization5

Germ cell5

Spermatogenesis2

Eggs7

Half the number of chromosomes2

Mother's4

Cytoplasm2

Female11

Blastocyst1

Meiosis2

Oogenesis1

Fallopian tube2

Chromosomes in each cell1

Membrane7

Divides2

Dormant2

Immature1

Mammalian3

Ovulation1

Human body20

Yolk3

Nuclei1

Named by ROBERT HOOKE in 16651

Typically2

Woman's body1

Diploid cells2

Sperm cells2

Polar5

Embryo2

Occur2

Diameter3

Develops2

Produces3

Haploid cell1

Epithelial Cells1

Eukaryotic Cells3

Nucleus4

Bacteria1

Nerve-cells3

Mammals2

Ovule1

Exposure1

Multicellular organisms1

Consists4

Differ2

Form6

Substance1

Tissues and organs1

Divide2

Genetic3

Largest cell4

Examination3

Exposures2