• Sexual reproduction typically requires the sexual interaction of two specialized reproductive cells, called gametes, which contain half the number of chromosomes of normal cells and are created by meiosis, with typically a male fertilizing a female of the same species to create a fertilized zygote. (wikipedia.org)
  • The Pregnancy and Female Reproduction Group uses molecular genetics, bioinformatics, cell culture, and animal models to the molecular mechanisms governing female reproductive tract function during pregnancy. (nih.gov)
  • Although modern humans in the industrialized world appear in general to have little remaining reproductive seasonality, the relationships between melatonin and human reproduction continue to attract widespread scientific attention. (frontiersin.org)
  • You can learn more about Fractofusus and the rest of the rangemorphs' earliest methods for reproduction in the paper "Reconstructing the reproductive mode of an Ediacaran macro-organism" as authored by Emily G. Mitchell, Charlotte G. Kenchington, Alexander G. Liu, Jack J. Matthews, and Nicholas J. Butterfield. (slashgear.com)
  • Delve into the fundamental aspects, including the role of sexual reproduction, specialized reproductive organs, and the influence of pheromones in centipede mating. (insecta-inspecta.com)
  • Human reproduction : essentials of reproductive and perinatal medicine / Ernest W. Page, Claude A. Villee, Dorothy B. Villee. (who.int)
  • In asexual reproduction, an organism can reproduce without the involvement of another organism. (wikipedia.org)
  • Asexual reproduction is not limited to single-celled organisms. (wikipedia.org)
  • The cloning of an organism is a form of asexual reproduction. (wikipedia.org)
  • By asexual reproduction, an organism creates a genetically similar or identical copy of itself. (wikipedia.org)
  • Asexual reproduction is a process by which organisms create genetically similar or identical copies of themselves without the contribution of genetic material from another organism. (wikipedia.org)
  • Other ways of asexual reproduction include parthenogenesis, fragmentation and spore formation that involves only mitosis. (wikipedia.org)
  • This process stands in contrast to asexual reproduction, which involves the creation of offspring without the involvement of gametes from two parents. (insecta-inspecta.com)
  • We've known that several shark species can reproduce asexually for over a decade now, but this year, Dudgeon and friends showed an individual shark switching between sexual and asexual reproduction for the first time! (southernfriedscience.com)
  • then, we presented concepts related to infertility and to the techniques used in human assisted reproduction. (bvsalud.org)
  • We live in a planetary economy, and capitalist accumulation still draws its life-blood for its continuous valorisation from waged as well as unwaged labour, the latter consisting first of all of the labour involved in social reproduction, 1 in the advanced as well as the Third World countries. (libcom.org)
  • Colin Barker shows how Social Reproduction Theory can 'stretch' the language of Marxism by going beyond Marx's Capital . (plutobooks.com)
  • Social Reproduction Theory, as illustrated by this excellent collection, is both a heady brew, and a very productive line of thought. (plutobooks.com)
  • That was the route taken by Lise Vogel [iii] , and by Michael A Lebowitz [iv] and others, and which is represented broadly within Tithi Bhattacharya's Social Reproduction Theory collection. (plutobooks.com)
  • Social Reproduction Theory, for the authors in this volume, follows the second strategy. (plutobooks.com)
  • Social Reproduction Theory begins with an inquiry into another precondition of capitalism: namely, the sale and purchase of labour-power , that unique commodity whose consumption is capable of producing more value than it itself costs. (plutobooks.com)
  • There is growing literature on the effects of OS in female reproduction with involvement in the pathophysiology of preeclampsia, hydatidiform mole, free radical-induced birth defects and other situations such as abortions. (nih.gov)
  • The review also addresses the growing literature on the role of nitric oxide species in female reproduction. (nih.gov)
  • Antioxidants are powerful and there are few trials investigating antioxidant supplementation in female reproduction. (nih.gov)
  • However, before clinicians recommend antioxidants, randomized controlled trials with sufficient power are necessary to prove the efficacy of antioxidant supplementation in disorders of female reproduction. (nih.gov)
  • Serial measurement of oxidative stress biomarkers in longitudinal studies may help delineate the etiology of some of the diosorders in female reproduction such as preeclampsia. (nih.gov)
  • The Reproduction and Developmental Biology Laboratory of the National Institute of Environmental Health Sciences (NIEHS), National Institutes of Health (NIH), Research Triangle Park, North Carolina is recruiting a Staff Scientist 1 for the Pregnancy and Female Reproduction Group under the leadership of Dr. Francesco DeMayo, Chief and Senior Investigator. (nih.gov)
  • The use of personal cameras and certain other recording and reproduction devices is generally permitted in Archives and Special Collections. (umt.edu)
  • Archives and Special Collections has one duplication form for use when you wish us to make a reproduction for you. (umt.edu)
  • Special Collections reserves the right to require a release from individuals whose privacy may be violated by the reproduction of this image or materials. (umt.edu)
  • In "The Work of Art in the Age of Mechanical Reproduction" (1935), Walter Benjamin addresses the artistic and cultural, social, economic, and political functions of art in a capitalist society. (wikipedia.org)
  • The sphere of reproduction today reveals all the original sins of the capitalist mode of production. (libcom.org)
  • Indeed, capitalist accumulation spreads through the world by extracting labour for production and reproduction in conditions of stratification which end in the reestablishment of slavery. (libcom.org)
  • One part of that strategy involves identifying key preconditions of capitalist reproduction. (plutobooks.com)
  • [viii] Unfreedom, in various guises, is a necessary underpinning of capitalist reproduction. (plutobooks.com)
  • ii) their potential but unexplored role on the molecular mechanisms involved in the animal reproduction. (mdpi.com)
  • The two-fold cost of sexual reproduction is that only 50% of organisms reproduce and organisms only pass on 50% of their genes. (wikipedia.org)
  • For instance, most plants are capable of vegetative reproduction - reproduction without seeds or spores - but can also reproduce sexually. (wikipedia.org)
  • This plot uses the EpiNow2 package ( https://cran.r-project.org/web/packages/EpiNow2/index.html ) to estimate the time-varying reproduction number on cases by date of report. (cdc.gov)
  • If you have any request to alter your reproduction of Ceiling , you must email us after placing your order and we'll have an artist contact you. (1st-art-gallery.com)
  • By reviewing the historical and technological developments of the mechanical means for reproducing a work of art, Benjamin establishes that artistic reproduction is not a modern human activity, such as the industrial arts of the foundry and the stamp mill in Ancient Greece (12th-9th c. (wikipedia.org)
  • A vast literature on melatonin and vertebrate biology has accrued over the past 60 years since melatonin's discovery, including the broad topic of animal reproduction, which is far beyond the scope of this human-focused review. (frontiersin.org)
  • Those macro-processes and operations which economic forces, supported by political power, unfolded during the period of primitive accumulation in Europe - with the aim of destroying the individual's value in relationship to his/her community in order to turn him/her into an isolated and valueless individual, a mere container for labour-power which she is obliged to sell to survive - continue to mark human reproduction on a planetary scale. (libcom.org)
  • An individual depicted in a reproduction has privacy rights as outlined in Title 45 CFR 46 (Protection of Human Subjects). (umt.edu)
  • This volume explores relationships between human fertility and reproduction, subsistence systems, the symbolic use of ideas of fertility and reproduction in linking landscape to individuals and populations, in Melanesian societies, past and present. (berghahnbooks.com)
  • [vii] Value passes through phases of production (where surplus-value is generated), of realisation and of distribution in repeated circuits of expanded societal reproduction that incorporate and subordinate ever-widening fields of human social activity. (plutobooks.com)
  • This study aimed to survey the knowledge produced on human assisted reproduction, by means of a bibliographic review of scientific publications. (bvsalud.org)
  • The situation of human assisted reproduction in Brazil was discussed, as well as the various aspects mentioned above. (bvsalud.org)
  • This policy applies to all forms of reproduction, to all reproduction sources (any UI central or departmental facility, self-service machine, or commercial unit), and to administrative, educational and research uses. (uidaho.edu)
  • Research is integral to all we do at the UPMC Magee Center for Reproduction and Transplantation (CRT). (upmc.com)
  • One of these specified conditions is that the photocopy or reproduction is not be used for any purpose other than private study, scholarship, or research. (umt.edu)
  • LeBlanc is a world-renowned reproduction specialist whose research at the University of Florida has helped reshape the way mares are handled before, during, and after breeding. (thehorse.com)
  • The designers of today's reproduction 1930s fabric have done extensive research to recreate the same colors and many of the exact same patterns as what was available all those years ago. (nancysnotions.com)
  • Our interest into 'civil society elite' ties into debates on elite reproduction and circulation that lies at the center of elite research. (lu.se)
  • There is ample research on how class structures and education systems constitute key factors in elite reproduction. (lu.se)
  • Reproduction (or procreation or breeding) is the biological process by which new individual organisms - "offspring" - are produced from their "parent" or parents. (wikipedia.org)
  • Sexual reproduction is a biological process that creates a new organism by combining the genetic material of two organisms in a process that starts with meiosis, a specialized type of cell division. (wikipedia.org)
  • To determine its biological function in reproduction, we used Cre (cAMP response element)/LoxP technology to generate GnRH neuron-specific Jak2 conditional knock-out (Jak2 G −/− ) mice. (jneurosci.org)
  • Dear Colleagues, Reproduction is a step by step process that starts at the production of gametes (gametogenesis), proceeds with their activation and interaction (fertilization) and virtually ends when full embryo development leads to the formation of a new adult individual. (mdpi.com)
  • each individual organism exists as the result of reproduction. (wikipedia.org)
  • Instead of working with just one means of reproduction, this early complex organism also used waterborne propagules - seeds, basically - to spread its existence as a group far and wide. (slashgear.com)
  • As this organism didn't move around much, its reproduction methods also also allowed it to spread. (slashgear.com)
  • They're a fascinating subject of study for scientists seeking to unravel the mysteries of reproduction in the animal kingdom. (insecta-inspecta.com)
  • The following are our standard reproduction fees. (umt.edu)
  • This may be an indication that the sexual reproduction has advantages other than heterosis, such as genetic recombination between members of the species, allowing the expression of a wider range of traits and thus making the population more able to survive environmental variation. (wikipedia.org)
  • The time-varying reproduction number is the average number of secondary cases infected by a single primary case in a large population. (cdc.gov)
  • Reproduction must be viewed, of course, from a planetary perspective, with special attention being paid to the changes that are taking place in wide sectors of the lower social strata in advanced capitalism as well as in an increasing proportion of the Third World population. (libcom.org)
  • I would like to recommend Population, Reproduction and Fertility in Melanesia for the library. (berghahnbooks.com)
  • The total reproduction of the population. (cdc.gov)
  • The basic reproduction number (R 0 , pronounced R naught) is derived from demography terminology used to estimate the overall population reproduction rate. (cdc.gov)
  • The effective reproduction number (R t ) is similar to R 0 , but R t measures the number of persons infected by infectious person when some portion of the population has already been infected. (cdc.gov)
  • CDC is using a model to estimate the effective reproduction number (Rt) for the mpox outbreak in the US. (cdc.gov)
  • The intricate shape and structure of gonopods vary among different centipede species, reflecting the diversity of adaptations that have evolved in these arthropods for successful reproduction. (insecta-inspecta.com)
  • These rituals serve the crucial function of ensuring that potential mates are of the same species and are ready for reproduction. (insecta-inspecta.com)
  • Rood and Riddle Equine Hospital has begun construction on a new facility that will be home to a podiatry center and a stallion and mare reproduction center. (thehorse.com)
  • Use this vocabulary worksheet when studying about reproduction and change. (teachervision.com)
  • It thus offers an important contribution to our understanding of the implications of social and economic change for reproduction and fertility in the broadest sense. (berghahnbooks.com)
  • In order to develop an understanding of the breadth of capital's tyranny we must account for the reproduction of life and recognise how gender and race oppression is crucial to capital accumulation. (plutobooks.com)
  • Our General Reproduction Conditions . (din.de)
  • Under certain conditions specified in the law, libraries and archives are authorized to furnish a photocopy or other reproduction. (umt.edu)
  • There are two forms of reproduction: asexual and sexual. (wikipedia.org)
  • provides a significant contribution to our knowledge of changes in fertility through its well-described historical and demographic sections, which in anthropological studies of reproduction are usually missing or lacking in depth… [The volume] successfully display[s] the richness of fertility concepts, practices and solutions in the Melanesian area and their relevance for unmasking some of the historical and contemporary myths on kinship demographic changes. (berghahnbooks.com)
  • For more than a half century the hormone melatonin has been associated with vertebrate reproduction, particularly in the context of seasonal breeding. (frontiersin.org)
  • The evolution of sexual reproduction is a major puzzle for biologists. (wikipedia.org)
  • Bryophytes retain sexual reproduction despite the fact that the haploid stage does not benefit from heterosis. (wikipedia.org)
  • Centipedes, intriguing creatures of the arthropod world, primarily engage in sexual reproduction. (insecta-inspecta.com)
  • Instead, sexual reproduction in centipedes necessitates the presence of both male and female individuals to achieve successful fertilization and offspring production. (insecta-inspecta.com)
  • The graph shows the effective reproduction number (Rt) estimation over time based on complete data (green) or partial data (orange). (cdc.gov)
  • HBC's Heritage Department administers the Image Reproduction and Permission Policy on behalf of the Company. (hbc.com)
  • What is the purpose of the reproduction? (din.de)
  • The purpose of this product is to respond to reference and reproduction requests. (archives.gov)
  • Methods to use frozen testicular tissue in reproduction are still in development. (upmc.com)
  • Methods to use frozen ovarian tissue in reproduction are currently experimental. (upmc.com)
  • There are different techniques that are used to make art reproduction. (sooperarticles.com)
  • BC), and the modern arts of woodcut relief-printing and engraving , etching , lithography , and photography , which are industrial techniques of mass production that permit greater accuracy in the mechanical reproduction of a work of art than would an artist manually reproducing an artefact created by a master artist. (wikipedia.org)
  • This product is only created and retained for items in reference and reproduction requests for which an audio element does not sync to a picture element. (archives.gov)
  • When buying art reproductions, you will notice that most of the artists are famous people. (sooperarticles.com)
  • Each canvas reproduction may vary slightly in brush details due to the nature of being hand painted, so no two paintings are the same. (1st-art-gallery.com)
  • The reproductions of today feature those very same colors and tones - pastels with some deeper reds, greens, and blues thrown in for good measure. (nancysnotions.com)
  • Benjamin explains that "even the most perfect reproduction of a work of art is lacking in one element: Its presence in time and space, its unique existence at the place where it happens to be" located. (wikipedia.org)