How To Use Embryology In A Sentence
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My generation was raised on a diet of stultifyingly tedious, but worthy accounts of embryology, typically very badly printed on what appeared to be rice paper.
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Advancements in technology would allow for the preservation of samples and the planning of well-designed experiments to study their embryology and development.
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A more recent and equally ambitious synthesis, informally known as evo-devo, has been proposed between theories of evolution (of reproduction and speciation) and theories of development (of formation and growth, such as embryology) (Goodwin, Holder and Wylie 1983;
The Unity of Science
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It serves as an important model for vaccine production and the study of embryology and development, as well as for research into the connection between viruses and some types of cancer.
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Consider the two major processes in biology - embryology and evolution - that, as applied to human history, must be expressed as tales of sequential development toward greater complexity.
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This feeling of frustration, so incisively conveyed by these considerations by P. Medawar, pervaded in the forties the field of experimental embryology which had been enthusiastically acclaimed in the mid-thirties, when the upper lip of the amphibian blastopore brought this area of research to the forefront of the biological stage.
Nobel Lecture The Nerve Growth Factor: Thirty-Five Years Later
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Coelom-sac: the cavity containing the viscera: in embryology one of a pair of closed sacs, arising in the mesoderm of each segment of the embryo and giving rise to more or less of the coelom of the adult.
Explanation of Terms Used in Entomology
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Haeckel used embryology extensively in his recapitulation theory, which embodied a progressive, almost linear model of evolution.
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They're one of the primary models for embryology and development since they grow inside an egg rather than a mother's uterus, making for easier study.
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Indeed they are, and contemporary human embryology and developmental biology leave no significant room for doubt about it.
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For example, in the written arguments to the court (called briefs) defending Texas 'anti-abortion law, lawyers for the State of Texas described in extraordinary detail "how clearly and conclusively modern science - embryology, fetology, genetics, perinatology, all of biology - establishes the humanity of the unborn child.
T r u t h o u t
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Metagentiana was separated from Gentiana on the basis of observations related to its gross morphology, floral anatomy, chromosomes, palynology, embryology and molecular data.
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The discovery of induction had a profound influence on experimental embryology.
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But we have only a few reliable fragments and accounts, mainly on embryology.
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Former studies on seed development in Grevillea have concentrated on embryology, with little information that would allow testing of hypotheses about the breaking of dormancy by fire-related cues.
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For more than a century, urodele amphibians have been used as models for embryology, physiology, and natural history research.
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We can now begin to explore these question more rigorously, in a phylogenetic context, with the benefit of new information from embryology, development, and developmental genetics.
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Testifying to the same story, there are mutant fruit flies, so-called homeotic mutants, whose embryology is abnormal and who grow not halteres but a second pair of wings, like a bee or any other kind of insect.
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Germ layers, homology, larval evolution, larval origins of the vertebrates, paedomorphosis and heterochrony underpinned the origins of evolutionary embryology, and so I discuss each of these topics.
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The development of molecular biology and embryology since World War II have greatly enhanced the possibilities of genetically engineering future populations.
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Classical embryology long ago demonstrated that grafting dental epithelium onto non-dental mesenchyme could produce tooth-like structures if the experiment were performed early enough in development.
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Deep knowledge of anatomy physiology, etiology, embryology, digestion, metabolism, genetics and immunity is also found in many texts.
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Together, neuroscience, psychology, embryology, and molecular biology are teaching us about ourselves as knowers - about what it is to know, learn, remember, and forget.
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In embryology, we see that ‘ontogeny recapitulates phylogeny’; that the human embryo goes through phases in development that reflect evolutionary changes from earlier vertebrates such as fish.
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The former chairman of the Human Fertilisation and Embryology Authority, Ruth Deech, was made a Dame.
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In 1967, embryology, invertebrate zoology, neurobiology, and physiology were the major summer courses of the Marine Biological Laboratory at Woods Hole.
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In the rest of this chapter we first look at the history of embryology - as the study of developmental biology has been called for most of its existence.
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The book begins with an extremely useful and sobering historical account of the fields of embryology and the strong mutual neglect between embryology and mainstream evolutionary biology.
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I know the only B you ever got in your life was in embryology your first year of medical school.
DO NO HARM
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In the rest of this chapter we first look at the history of embryology - as the study of developmental biology has been called for most of its existence.
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This new synthesis emphasizes three morphological areas of biology that had been marginalized by the Modern Synthesis of genetics and evolution: embryology, macroevolution, and homology.
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The early nineteenth century saw major developments in embryology, which challenged the mechanical concept of generation and overthrew the preformation theory.
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Last May, leading scientists applauded Parliament for passing the Human Fertilisation and Embryology Bill, supported by both Gordon Brown and David Cameron, that allowed the creation of animal-human "admixed" embryos for stem cell research.
Anglican Mainstream
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This represents an extremely infrequent scenario in embryology.
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The meat of what they want to say in this book comes in the long, careful account of how cell and molecular biology has grown to its current ferment, which in turn set off the present explosive developments in embryology.
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The gene -- called scrawny because of the appearance of mutant adult flies -- appears to be a key factor in keeping a variety of stem cells in their undifferentiated state, the researchers at the Carnegie Institution's Department of Embryology say in an article to be published Friday in the journal Science.
Earth News, Earth Science, Energy Technology, Environment News
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We find him supporting his comparison of the three anterior pairs of legs in _Julus_ to the three pairs of legs in insects by an argument drawn from embryology; for only the first three pairs of feet are present in _Julus_ at birth (Degeer), "an observation, which, together with their position, should cause them to be considered as the representatives of the six thoracic feet of Hexapoda" (p. 44).
Form and Function A Contribution to the History of Animal Morphology
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A few years ago, some molecular embryology data on amphioxus have revived the long forgotten hypothesis that the ancestor of coelomates was a segmented animal.
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Historically, the focus of most research on developmental biology of nemerteans was limited to descriptive and experimental embryology and larval development.
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As part of the collaboration, Wilmut is to apply to the Human Fertilisation and Embryology Authority for permission to collect fresh unfertilised eggs from women volunteers.
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But we also use things like development, embryology or immune systems, or even neural networks, the way brains work.
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The embryology of a biomorph on the screen is the process by which its ‘genes’ – those numerical values – influence its shape.
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The deformities of the external and middle ear and their interrelations with embryology were analysed.
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The law of parallelism was a means of linking comparative embryology into the search for a unifying pattern in the organic world.
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It was a triumph of late twentieth-century embryology and genetics to show that insect segmentation and vertebrate segmentation, far from being independent of each other as I was taught, are actually mediated by parallel sets of genes, the so-called hox genes, which are recognizably similar in insects and vertebrates and many other animals, and that the genes are even laid out in the correct serial order in the chromosomes!
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In addition to this one method, we have DNA testing, comparative anatomy, biogeography, embryology, and comparisons between molecular structures.
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Embryology then unfolds as the realization of an initially unformed but completely self-contained potential.
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The renewed interest in this issue at the present has been generated by the concern of some evolutionary biologists to reforge the links between developmental embryology and evolutionary theory.
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The gastraea theory shows us how to do this, by representing the embryology of the lowest vertebrate, the skull-less amphioxus, as the original form, and deducing from it, through a series of gradual modifications, the gastrulation and coelomation of the craniota.
The Evolution of Man — Volume 1
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The Human Fertilisation and Embryology Authority (HFEA) gave the go-ahead to controversial plans to create "cytoplasmic" embryos, which merge a tiny bit of human DNA with eggs from animals such as cattle or rabbits.
UK to Allow Human-Animal Embryos | Impact Lab
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New methods for generating phylogenetic relationships brought comparative embryology back to the forefront; now we can assess the direction of evolutionary changes in development.
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Those who are not satisfied with the synthetic proofs of the theory of evolution which are provided by comparative anatomy, embryology, paleontology, dysteleology, chorology, and classification, may try to refute the analytic proof given in my treatise on the sponge, the outcome of five years of assiduous study.
The Evolution of Man — Volume 1
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It explains and supports findings in scientific areas ranging from botany to zoology and embryology to neuroscience.
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A major observation of embryology has been that developmental mutations are usually harmful and often fatal.
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Galen, Vesalius, other anatomists, and the Church did not have the powerful perspective of historical data on anatomy, embryology, or genetics.
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Classical embryology long ago demonstrated that grafting dental epithelium onto non-dental mesenchyme could produce tooth-like structures if the experiment were performed early enough in development.
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His monograph was a remarkable experimental study, which influenced many people working in a wide range of areas: the physiology of sex of course, but also embryology, endocrinology, biometry.
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Conodonts were named and first described in 1856 by Christian Heinrich Pander, one of the founders of embryology and paleontology in Russia.
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For example, completion of the chicken genome will provide a valuable model for human embryology and development as well as for study of reproductive diseases.
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We don't have to take sides in the abortion debate to agree that development and embryology and fetuses are neat.
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You might think of it as the equivalent of a blastula in embryology.
PREY
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Consequently, all that embryology tells us is that both areas are part of the neocortex.
