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Embryo

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489:, resulting in an embryo with one small cell (the apical cell) and one large cell (the basal cell). The small, apical cell will eventually give rise to most of the structures of the mature plant, such as the stem, leaves, and roots. The larger basal cell will give rise to the suspensor, which connects the embryo to the endosperm so that nutrients can pass between them. The plant embryo cells continue to divide and progress through developmental stages named for their general appearance: globular, heart, and torpedo. In the globular stage, three basic tissue types (dermal, ground, and vascular) can be recognized. The dermal tissue will give rise to the 47: 452: 333: 4153: 304: 402:. All tissues and organs of a mature animal can trace their origin back to one of these layers. For example, the ectoderm will give rise to the skin epidermis and the nervous system, the mesoderm will give rise to the vascular system, muscles, bone, and connective tissues, and the endoderm will give rise to organs of the digestive system and 427:
accomplished while inside of an egg or parent varies significantly from species to species, so much so that the processes that take place after hatching or birth in one species may take place well before those events in another. Therefore, according to one textbook, it is common for scientists to interpret the scope of
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interactions prompt certain populations of cells from the different germ layers to differentiate into organ-specific cell types. For example, in neurogenesis, a subpopulation of cells from the ectoderm segregate from other cells and further specialize to become the brain, spinal cord, or peripheral nerves.
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ART techniques are also used to improve the profitability of agricultural animal species such as cows and pigs by enabling selective breeding for desired traits and/or to increase numbers of offspring. For example, when allowed to breed naturally, cows typically produce one calf per year, whereas IVF
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from which the egg cell was generated. The inner wall of the archegonium lies in close contact with the "foot" of the developing embryo; this "foot" consists of a bulbous mass of cells at the base of the embryo which may receive nutrition from its parent gametophyte. The structure and development of
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In animals, fertilization begins the process of embryonic development with the creation of a zygote, a single cell resulting from the fusion of gametes (e.g. egg and sperm). The development of a zygote into a multicellular embryo proceeds through a series of recognizable stages, often divided into
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animals (animals whose offspring spend at least some time developing within a parent's body), the offspring is typically referred to as an embryo while inside of the parent, and is no longer considered an embryo after birth or exit from the parent. However, the extent of development and growth
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Past gastrulation, an embryo continues to develop into a mature multicellular organism by forming structures necessary for life outside of the womb or egg. As the name suggests, organogenesis is the stage of embryonic development when organs form. During organogenesis, molecular and cellular
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Cleavage is the period of rapid mitotic cell divisions that occur after fertilization. During cleavage, the overall size of the embryo does not change, but the size of individual cells decrease rapidly as they divide to increase the total number of cells. Cleavage results in a blastula.
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of the digestive system and respiratory system. Many visible changes in embryonic structure happen throughout gastrulation as the cells that make up the different germ layers migrate and cause the previously round embryo to fold or invaginate into a cup-like appearance.
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involves collecting and storing the reproductive materials, such as embryos, seeds, or gametes, from animal or plant species at low temperatures in order to preserve them for future use. Some large-scale animal species cryoconservation efforts include
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activity) develop during the torpedo stage, and will eventually produce many of the mature tissues of the adult plant throughout its life. At the end of embryonic growth, the seed will usually go dormant until germination. Once the embryo begins to
363:. The embryo's cells continue to divide and increase in number, while molecules within the cells such as RNAs and proteins actively promote key developmental processes such as gene expression, cell fate specification, and polarity. Before 2782: 2240:
Basille, Claire; Frydman, René; El Aly, Abdelwahab; Hesters, Laetitia; Fanchin, Renato; Tachdjian, Gérard; Steffann, Julie; LeLorc'h, Marc; Achour-Frydman, Nelly (July 2009). "Preimplantation genetic diagnosis: state of the art".
477:. The DNA from the ovule and pollen combine to form a diploid, single-cell zygote that will develop into an embryo. The zygote, which will divide multiple times as it progresses throughout embryonic development, is one part of a 700:
Institute for Conservation in the United States. As of 2018, there were approximately 1,700 seed banks used to store and protect plant biodiversity, particularly in the event of mass extinction or other global emergencies. The
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Gastrulation is the next phase of embryonic development, and involves the development of two or more layers of cells (germinal layers). Animals that form two layers (such as
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The embryonic period varies from species to species. In human development, the term fetus is used instead of embryo after the ninth week after conception, whereas in
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This section is about is a summary of embryonic development in all types of animals, including humans. For information specific to human embryonic development, see
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becomes visible. In animals that hatch from an egg, such as birds, a young animal is typically no longer referred to as an embryo once it has hatched. In
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via interspecies somatic cell nuclear transfer (iSCNT), are also used in attempts to increase the numbers of endangered or vulnerable species, such as
2501: 3855: 2547: 1970: 1375: 557:(or by their scientific name, Embryophyta). This, along with other characteristics, distinguishes land plants from other types of plants, such as 4682: 1583: 574:
Embryos from numerous plant and animal species are studied in biological research laboratories across the world to learn about topics such as
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in Norway maintains the largest collection of plant reproductive tissue, with more than a million samples stored at −18 °C (0 °F).
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Hiemstra, Sipke Joost; van der Lende, Tette; Woelders, Henri; Panis, Bart; Lambardi, Maurizio (2006). Ruane, John; Sonnino, Andrea (eds.).
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Fatira, Effrosyni; Havelka, Miloš; Labbé, Catherine; Depincé, Alexandra; Iegorova, Viktoriia; Pšenička, Martin; Saito, Taiju (2018-04-16).
1834: 1885: 2724: 653: 2182: 211:. In other multicellular organisms, the word "embryo" can be used more broadly to any early developmental or life cycle stage prior to 814: 791: 579: 390:
to humans) are called triploblastic. During gastrulation of triploblastic animals, the three germinal layers that form are called the
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as a potential avenue for preventing disease; however, this has been met with widespread condemnation from the scientific community.
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Fletcher, Amy Lynn (2014). "Bio-Interventions: Cloning Endangered Species as Wildlife Conservation". In Fletcher, Amy Lynn (ed.).
1863: 2940: 636:(IVF) were responsible for an estimated one million human births in the United States alone. Other clinical technologies include 625: 860: 4511: 3379: 837: 4758: 3860: 1690: 1719: 885: 609: 598:, a group of cells originally discovered in amphibian embryos that give rise to neural tissues, and genes that give rise to 4527: 3310: 2874: 2211: 926: 4561: 4029: 3616: 3131: 2446: 291: 63: 2644: 4768: 4592: 4474: 4419: 4198: 4111: 3865: 440: 297: 204: 4504: 3845: 1453: 1232: 702: 3995: 2745: 665: 595: 364: 169: 4587: 4479: 4391: 4276: 4182: 4133: 3978: 3028: 2540:"Two cheetah cubs were born for the first time by IVF. The breakthrough offers hope for the threatened species" 955: 486: 207:
is typically referred to as an embryo until the ninth week after conception, when it is then referred to as a
4243: 604: 142: 31: 1653: 497:, resource storage, and physical support, and vascular tissue will give rise to connective tissue like the 4464: 4363: 3963: 3887: 756: 633: 599: 137:. The blastomeres (4-cell stage) are arranged as a solid ball that when reaching a certain size, called a 94: 72: 2539: 4469: 4459: 4303: 4128: 2892: 2673: 1944: 1482:
Kimmel, Charles B.; Ballard, William W.; Kimmel, Seth R.; Ullmann, Bonnie; Schilling, Thomas F. (1995).
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stage embryo can appear as a ball of cells on top of yolk, or as a hollow sphere of cells surrounding a
270: 106: 4167: 541:, also produce embryos. In these plants, the embryo begins its existence attached to the inside of the 379:
a term employed to differentiate from an embryo proper in relation to embryonic stem cell discourses.
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or outer covering of a plant, ground tissue will give rise to inner plant material that functions in
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Mummery, Christine; van de Stolpe, Anja; Roelen, Bernard A. J.; Clevers, Hans, eds. (2014-01-01),
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that transport fluid, nutrients, and minerals throughout the plant. In heart stage, one or two
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Jones, DG; Telfer, B (January 1995). "Before I was an embryo, I was a pre-embryo: or was I?".
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increases offspring yield to 9–12 calves per year. IVF and other ART techniques, including
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Blondin, P. (January 2016). "Logistics of large scale commercial IVF embryo production".
2153: 1922: 644:, prior to selecting embryos for use in IVF. Some have proposed (or even attempted - see 2836: 2586: 2330: 1757: 332: 4672: 4437: 4335: 4050: 4015: 3968: 3950: 3914: 3670: 3497: 3475: 3441: 3416: 3399: 3389: 3384: 3266: 3084: 3069: 3023: 3018: 2612: 2569: 2130: 2097: 2073: 2040: 1956: 1855: 1430: 1397: 1344: 1311: 1287: 1254: 1119: 1083: 1058: 714: 590:. Examples of scientific discoveries made while studying embryos that were awarded the 494: 239: 232: 197: 130: 4747: 4386: 4330: 4086: 3834: 3752: 3724: 3687: 3655: 3591: 3511: 3411: 3213: 3196: 3119: 3099: 3040: 3035: 2983: 697: 628:(ART) is used for addressing fertility concerns in humans and other animals, and for 583: 189: 180:. Once implanted the embryo will continue its development through the next stages of 165: 110: 2641:
The Role of Biotechnology in Exploring and Protecting Agricultural Genetic Resources
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in agricultural species. Between the years 1987 and 2015, ART techniques including
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Nowotschin, Sonja; Hadjantonakis, Anna-Katerina; Campbell, Kyra (2019-06-01).
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that will form all of the different parts of the body. Neurulation forms the
4653: 4285: 4034: 3931: 3660: 3465: 3446: 3357: 3281: 3153: 3094: 3074: 3013: 2906: 2746:"San Diego's Frozen Zoo Offers Hope for Endangered Species Around the World" 746: 575: 534: 514: 506: 482: 419: 415: 216: 2636: 2621: 2428: 2348: 2270: 2139: 2082: 2025: 1783: 1639: 1606:"Building a plant: cell fate specification in the early Arabidopsis embryo" 1500: 1483: 1439: 1353: 1296: 1186: 1127: 1092: 1043: 553:
Since all land plants create embryos, they are collectively referred to as
2008: 1991: 1517: 4429: 4411: 4373: 4290: 4076: 4066: 4010: 4005: 3772: 3645: 3621: 3538: 3208: 2993: 771: 728: 724: 673: 640:(PGD), which can identify certain serious genetic abnormalities, such as 523: 510: 399: 395: 391: 387: 383: 150: 114: 98: 1224: 1200: 4704: 4643: 4597: 3261: 3256: 3173: 3163: 1622: 1605: 1327: 1169: 1074: 669: 661: 522:(grow out from the seed) and forms its first true leaf, it is called a 321: 17: 1992:"Planarian embryology in the era of comparative developmental biology" 1143:"Notch signaling in the division of germ layers in bilaterian embryos" 1026: 1009: 418:, embryonic development is considered finished when a bone called the 4638: 4609: 4546: 4447: 4238: 4223: 3714: 3606: 3526: 3480: 3470: 3431: 3369: 3350: 3345: 3340: 3335: 3330: 2949: 2885: 2056: 2039:
Kumar, Megha; Pushpa, Kumari; Mylavarapu, Sivaram V. S. (July 2015).
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European Journal of Obstetrics, Gynecology, and Reproductive Biology
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Multicellular diploid eukaryote in its earliest stage of development
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Niakan, KK; Han, J; Pedersen, RA; Simon, C; Pera, RA (March 2012).
121:. The resulting fusion of these two cells produces a single-celled 4711: 4689: 4667: 4658: 4619: 4556: 3938: 3872: 3794: 3762: 3719: 3611: 3553: 3548: 3543: 3531: 3516: 3485: 3406: 3064: 3055: 2910: 2902: 2096:
Jukam, David; Shariati, S. Ali M.; Skotheim, Jan M. (2017-08-21).
1945:"Chapter 4 - Of Mice and Men: The History of Embryonic Stem Cells" 558: 530: 498: 470: 450: 340: 336: 331: 315: 302: 212: 208: 55: 3789: 3784: 3436: 3276: 3251: 3246: 3230: 3201: 3089: 2502:"Scientists use IVF procedures to help save near-extinct rhinos" 1990:
Martín-Durán, José M.; Monjo, Francisco; Romero, Rafael (2012).
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Hove, Colette A. ten; Lu, Kuan-Ju; Weijers, Dolf (2015-02-01).
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into the uterine wall the embryo is sometimes known as the
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Hartenstein, Volker; Stollewerk, Angelika (2015-02-23).
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Favarolo, María Belén; López, Silvia L. (2018-12-01).
919:"The Circle of Life: The Stages of Animal Development" 469:) create embryos after the fertilization of a haploid 1540:"seed | Form, Function, Dispersal, & Germination" 1255:"Vertebrate Endoderm Development and Organ Formation" 348:
cleavage, blastula, gastrulation, and organogenesis.
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is the part of the life cycle that begins just after
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broadly as the study of the development of animals.
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Embryonic development of salamander, circa the 1920s
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First attested in English in the mid-14c., the word
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Gastrulation is the formation of the three 8: 4040:International Association for Plant Taxonomy 1225:"Mesoderm | The Embryo Project Encyclopedia" 1201:"Ectoderm | The Embryo Project Encyclopedia" 723:, and are found in great numbers during the 251:), lit. "young one", which is the neuter of 1059:"Human pre-implantation embryo development" 4519: 4505: 4497: 4309: 4190: 4176: 4168: 3141: 2941: 2927: 2919: 2879: 2098:"Zygotic Genome Activation in Vertebrates" 987:(Fourth ed.). W.B. Saunders Company. 93:is the initial stage of development for a 45: 2611: 2585: 2338: 2129: 2072: 2007: 1765: 1621: 1499: 1429: 1343: 1286: 1168: 1158: 1082: 1025: 624:Creating and/or manipulating embryos via 3984:International Code of Nomenclature (ICN) 2471:. Springer Netherlands. pp. 49–66. 2443:"Agriculture for Impact Embryo Transfer" 2401:Reproduction, Fertility, and Development 1827:"Life Cycle - in a nutshell - bryophyte" 1253:Zorn, Aaron M.; Wells, James M. (2009). 355:Depending on the species, a blastula or 784: 2847:from the original on 24 September 2015 1570: 1568: 1566: 1564: 870:, Henry George Liddell, Robert Scott, 847:, Henry George Liddell, Robert Scott, 824:, Henry George Liddell, Robert Scott, 801:, Henry George Liddell, Robert Scott, 76: 36: 2870:UNSW Embryology - Educational website 1398:"The Evolution of Early Neurogenesis" 1271:10.1146/annurev.cellbio.042308.113344 1010:"Patterning the early Xenopus embryo" 685:Cryoconservation of genetic resources 592:Nobel Prize in Physiology or Medicine 7: 2212:"IVF by the Numbers – Penn Medicine" 1798:"Germination and Seedling Emergence" 978: 976: 974: 972: 912: 910: 481:. Other seed components include the 141:, (16-cell stage) takes in fluid to 1951:, Academic Press, pp. 69–100, 3560: 2676:from the original on Apr 14, 2024. 1957:10.1016/B978-0-12-411551-4.00004-0 1120:10.1111/j.1467-8519.1995.tb00299.x 923:Developmental Biology. 6th Edition 25: 3989:ICN for Cultivated Plants (ICNCP) 638:preimplantation genetic diagnosis 149:. The structure is then termed a 4152: 4151: 2875:A Comparative Embryology Gallery 2538:Lee, Alicia (25 February 2020). 1884:Clark, Mary Ann (5 March 2018). 1576:"Chapter 12A. Plant Development" 626:assisted reproductive technology 620:Assisted reproductive technology 561:, which do not produce embryos. 273:form of the Greek term would be 269:), "swell, be full"; the proper 2814:from the original on 2019-01-02 2785:from the original on 2020-11-09 2756:from the original on 2024-09-10 2727:from the original on 2024-09-10 2698:from the original on 2020-01-28 2647:from the original on 2022-05-03 2550:from the original on 2022-05-03 2520:from the original on 2022-05-03 2381:from the original on 2022-05-03 2295:from the original on 2024-09-10 2222:from the original on 2020-04-24 2193:from the original on 2022-04-02 2164:from the original on 2022-04-02 1973:from the original on 2022-04-18 1866:from the original on 2022-07-12 1837:from the original on 2022-04-18 1808:from the original on 2022-06-16 1742:"Seed dormancy and germination" 1740:Penfield, Steven (2017-09-11). 1722:from the original on 2022-09-09 1664:from the original on 2024-09-10 1586:from the original on 2021-03-08 1550:from the original on 2022-07-11 1464:from the original on 2022-07-23 1378:from the original on 2022-08-03 1235:from the original on 2024-09-10 958:from the original on 2019-10-30 929:from the original on 2022-03-24 896:from the original on 2022-05-31 884:Molnar, Charles (14 May 2015). 375:. Sometimes this is called the 261:), lit. "growing in", from ἐν ( 731:embryos have been discovered. 509:(embryonic leaves) will form. 1: 4528:Development of the human body 1008:Heasman, Janet (2006-04-01). 985:An Introduction to Embryology 983:Balinsky, Boris Ivan (1975). 4030:History of plant systematics 3617:Thorns, spines, and prickles 2804:"Svalbard Global Seed Vault" 2255:10.1016/j.ejogrb.2009.04.004 2114:10.1016/j.devcel.2017.07.026 1414:10.1016/j.devcel.2015.02.004 292:Animal embryonic development 4475:Splanchnopleuric mesenchyme 4420:Splanchnopleuric mesenchyme 4199:Human embryonic development 2477:10.1007/978-94-017-9121-2_4 1949:Stem Cells (Second Edition) 610:Christiane Nüsslein-Volhard 441:Plant embryonic development 298:Human embryonic development 4785: 3846:Alternation of generations 2596:10.1038/s41598-018-24376-1 2500:Sample, Ian (2019-09-11). 2340:10.1038/d41586-018-07545-0 917:Gilbert, Scott F. (2000). 712: 703:Svalbard Global Seed Vault 444: 438: 373:pre-implantation conceptus 295: 289: 253: 243: 29: 4147: 3996:Cultivated plant taxonomy 3959:Biological classification 2956: 2899: 2890: 2882: 1886:"Bryophytes – Biology 2e" 1802:Forage Information System 1767:10.1016/j.cub.2017.05.050 1687:www2.estrellamountain.edu 1160:10.1016/j.mod.2018.06.005 1147:Mechanisms of Development 596:Spemann-Mangold organizer 580:evolution and development 164:The mammalian blastocyst 71: 58:embryo seven weeks after 44: 4480:Somatopleuric mesenchyme 4392:Somatopleuric mesenchyme 4201:in the first three weeks 3856:Evolutionary development 727:period. Even fossilized 461:seed, showing the embryo 324:) of the wrinkled frog ( 3507:Hypanthium (Floral cup) 1860:Encyclopedia Britannica 1544:Encyclopædia Britannica 872:A Greek-English Lexicon 849:A Greek-English Lexicon 826:A Greek-English Lexicon 803:A Greek-English Lexicon 565:Research and technology 533:instead of seeds, like 369:pre-implantation embryo 32:Embryo (disambiguation) 4364:Regional specification 4122:by author abbreviation 4046:Plant taxonomy systems 3964:Botanical nomenclature 1501:10.1002/aja.1002030302 1488:Developmental Dynamics 757:In vitro fertilisation 634:in vitro fertilization 462: 344: 329: 313: 205:newly developing human 95:multicellular organism 73:Anatomical terminology 4759:Developmental biology 4470:Intraembryonic coelom 4129:Botanical expeditions 2009:10.1387/ijdb.113442jm 666:Northern white rhinos 652:of human embryos via 454: 445:Further information: 335: 319: 311: 107:embryonic development 3861:Evolutionary history 3851:Double fertilization 3703:Cellular respiration 2750:Smithsonian Magazine 2216:www.pennmedicine.org 1915:"What are seaweeds?" 1654:"| CK-12 Foundation" 752:Prenatal development 570:Biological processes 529:Plants that produce 125:that undergoes many 30:For other uses, see 3080:Non-vascular plants 2587:2018NatSR...8.5997F 2331:2018Natur.563..607C 1758:2017CBio...27.R874P 4769:Fertility medicine 4683:Emerging adulthood 3585:Surface structures 3380:Flower development 2893:Animal development 2574:Scientific Reports 2102:Developmental Cell 1919:formosa.ntm.gov.tw 1716:Biology Dictionary 1623:10.1242/dev.111500 1580:biology.kenyon.edu 1402:Developmental Cell 1328:10.1242/dev.150920 1075:10.1242/dev.060426 866:2013-05-31 at the 843:2013-05-31 at the 820:2013-05-31 at the 797:2013-05-31 at the 709:Fossilized embryos 630:selective breeding 465:Flowering plants ( 463: 345: 330: 314: 265:), "in" and βρύω ( 103:reproduce sexually 4741: 4740: 4605:Adult development 4583:Child development 4494: 4493: 4490: 4489: 4219:Oocyte activation 4165: 4164: 3804:Herbaceous plants 3630: 3629: 2917: 2916: 2900:Succeeded by 2486:978-94-017-9121-2 2325:(7733): 607–608. 1752:(17): R874–R878. 1712:"Vascular Tissue" 1322:(11): dev150920. 1027:10.1242/dev.02304 646:He Jiankui affair 320:Embryos (and one 309: 87: 86: 82: 16:(Redirected from 4776: 4721:Social and legal 4521: 4514: 4507: 4498: 4382:Surface ectoderm 4345:Primitive groove 4326:Primitive streak 4310: 4192: 4185: 4178: 4169: 4155: 4154: 4134:Individual trees 3809:Secondary growth 3780:Succulent plants 3768:Prostrate shrubs 3651:Apical dominance 3636:Plant physiology 3597:Epicuticular wax 3142: 3135: 3126:Plant morphology 2943: 2936: 2929: 2920: 2883:Preceded by 2880: 2857: 2856: 2854: 2852: 2833:Morelle, Rebecca 2829: 2823: 2822: 2820: 2819: 2800: 2794: 2793: 2791: 2790: 2771: 2765: 2764: 2762: 2761: 2742: 2736: 2735: 2733: 2732: 2713: 2707: 2706: 2704: 2703: 2684: 2678: 2677: 2666:"The Frozen Ark" 2662: 2656: 2655: 2653: 2652: 2632: 2626: 2625: 2615: 2589: 2565: 2559: 2558: 2556: 2555: 2535: 2529: 2528: 2526: 2525: 2497: 2491: 2490: 2464: 2458: 2457: 2455: 2454: 2445:. Archived from 2439: 2433: 2432: 2396: 2390: 2389: 2387: 2386: 2367: 2361: 2360: 2342: 2310: 2304: 2303: 2301: 2300: 2281: 2275: 2274: 2237: 2231: 2230: 2228: 2227: 2208: 2202: 2201: 2199: 2198: 2179: 2173: 2172: 2170: 2169: 2150: 2144: 2143: 2133: 2093: 2087: 2086: 2076: 2057:10.1002/iub.1404 2036: 2030: 2029: 2011: 1987: 1981: 1980: 1979: 1978: 1940: 1934: 1933: 1931: 1930: 1921:. Archived from 1911: 1905: 1904: 1902: 1901: 1892:. Archived from 1881: 1875: 1874: 1872: 1871: 1852: 1846: 1845: 1843: 1842: 1823: 1817: 1816: 1814: 1813: 1794: 1788: 1787: 1769: 1737: 1731: 1730: 1728: 1727: 1708: 1702: 1701: 1699: 1698: 1689:. Archived from 1679: 1673: 1672: 1670: 1669: 1650: 1644: 1643: 1625: 1601: 1595: 1594: 1592: 1591: 1572: 1559: 1558: 1556: 1555: 1536: 1530: 1529: 1503: 1479: 1473: 1472: 1470: 1469: 1450: 1444: 1443: 1433: 1393: 1387: 1386: 1384: 1383: 1364: 1358: 1357: 1347: 1307: 1301: 1300: 1290: 1250: 1244: 1243: 1241: 1240: 1221: 1215: 1214: 1212: 1211: 1197: 1191: 1190: 1172: 1162: 1138: 1132: 1131: 1103: 1097: 1096: 1086: 1054: 1048: 1047: 1029: 1020:(7): 1205–1217. 1005: 999: 998: 980: 967: 966: 964: 963: 944: 938: 937: 935: 934: 914: 905: 904: 902: 901: 881: 875: 858: 852: 835: 829: 812: 806: 789: 455:The inside of a 310: 256: 255: 246: 245: 79:edit on Wikidata 49: 37: 21: 4784: 4783: 4779: 4778: 4777: 4775: 4774: 4773: 4744: 4743: 4742: 4737: 4733:Age of majority 4716: 4649:Early childhood 4624: 4571:Birth and after 4566: 4562:Gestational age 4530: 4525: 4495: 4486: 4424: 4406: 4368: 4301: 4295: 4274: 4268: 4259:Inner cell mass 4202: 4196: 4166: 4161: 4143: 4112:Botanical terms 4105: 4091: 4055: 4001:Citrus taxonomy 3979:Author citation 3945: 3839: 3818: 3740: 3734: 3730:Turgor pressure 3638: 3626: 3580: 3395:Floral symmetry 3313: 3305: 3235: 3224:Vascular bundle 3219:Vascular tissue 3178: 3138: 3129: 3128: 3114: 3085:Vascular plants 3050: 3046:Plant pathology 2970: 2952: 2947: 2913: 2896: 2888: 2866: 2861: 2860: 2850: 2848: 2831: 2830: 2826: 2817: 2815: 2802: 2801: 2797: 2788: 2786: 2779:The Independent 2773: 2772: 2768: 2759: 2757: 2744: 2743: 2739: 2730: 2728: 2715: 2714: 2710: 2701: 2699: 2686: 2685: 2681: 2664: 2663: 2659: 2650: 2648: 2634: 2633: 2629: 2567: 2566: 2562: 2553: 2551: 2537: 2536: 2532: 2523: 2521: 2499: 2498: 2494: 2487: 2466: 2465: 2461: 2452: 2450: 2441: 2440: 2436: 2413:10.1071/RD16317 2398: 2397: 2393: 2384: 2382: 2369: 2368: 2364: 2312: 2311: 2307: 2298: 2296: 2283: 2282: 2278: 2239: 2238: 2234: 2225: 2223: 2210: 2209: 2205: 2196: 2194: 2181: 2180: 2176: 2167: 2165: 2152: 2151: 2147: 2095: 2094: 2090: 2038: 2037: 2033: 1989: 1988: 1984: 1976: 1974: 1967: 1942: 1941: 1937: 1928: 1926: 1913: 1912: 1908: 1899: 1897: 1883: 1882: 1878: 1869: 1867: 1854: 1853: 1849: 1840: 1838: 1831:www.anbg.gov.au 1825: 1824: 1820: 1811: 1809: 1796: 1795: 1791: 1746:Current Biology 1739: 1738: 1734: 1725: 1723: 1710: 1709: 1705: 1696: 1694: 1681: 1680: 1676: 1667: 1665: 1652: 1651: 1647: 1603: 1602: 1598: 1589: 1587: 1574: 1573: 1562: 1553: 1551: 1538: 1537: 1533: 1481: 1480: 1476: 1467: 1465: 1452: 1451: 1447: 1395: 1394: 1390: 1381: 1379: 1366: 1365: 1361: 1309: 1308: 1304: 1252: 1251: 1247: 1238: 1236: 1223: 1222: 1218: 1209: 1207: 1199: 1198: 1194: 1140: 1139: 1135: 1105: 1104: 1100: 1056: 1055: 1051: 1007: 1006: 1002: 995: 982: 981: 970: 961: 959: 946: 945: 941: 932: 930: 916: 915: 908: 899: 897: 883: 882: 878: 868:Wayback Machine 859: 855: 845:Wayback Machine 836: 832: 822:Wayback Machine 813: 809: 799:Wayback Machine 790: 786: 781: 776: 737: 717: 711: 682: 650:genetic editing 622: 608:fly embryos by 588:gene expression 572: 567: 449: 443: 437: 303: 301: 294: 288: 283: 225: 143:create a cavity 83: 67: 64:gestational age 35: 28: 23: 22: 15: 12: 11: 5: 4782: 4780: 4772: 4771: 4766: 4761: 4756: 4746: 4745: 4739: 4738: 4736: 4735: 4730: 4724: 4722: 4718: 4717: 4715: 4714: 4709: 4708: 4707: 4702: 4697: 4687: 4686: 4685: 4680: 4675: 4673:Preadolescence 4665: 4664: 4663: 4662: 4661: 4651: 4646: 4641: 4632: 4630: 4626: 4625: 4623: 4622: 4617: 4612: 4607: 4602: 4601: 4600: 4595: 4590: 4580: 4574: 4572: 4568: 4567: 4565: 4564: 4559: 4554: 4549: 4544: 4538: 4536: 4532: 4531: 4526: 4524: 4523: 4516: 4509: 4501: 4492: 4491: 4488: 4487: 4485: 4484: 4483: 4482: 4477: 4472: 4462: 4457: 4456: 4455: 4450: 4440: 4438:Axial mesoderm 4434: 4432: 4426: 4425: 4423: 4422: 4416: 4414: 4408: 4407: 4405: 4404: 4399: 4394: 4389: 4384: 4378: 4376: 4370: 4369: 4367: 4366: 4361: 4360: 4359: 4349: 4348: 4347: 4342: 4336:Primitive node 4333: 4318: 4316: 4307: 4297: 4296: 4294: 4293: 4288: 4282: 4280: 4270: 4269: 4267: 4266: 4261: 4256: 4251: 4246: 4241: 4236: 4231: 4226: 4221: 4216: 4210: 4208: 4204: 4203: 4197: 4195: 4194: 4187: 4180: 4172: 4163: 4162: 4160: 4159: 4148: 4145: 4144: 4142: 4141: 4136: 4131: 4126: 4125: 4124: 4114: 4108: 4106: 4104: 4103: 4102:Related topics 4100: 4096: 4093: 4092: 4090: 4089: 4084: 4079: 4074: 4069: 4063: 4061: 4057: 4056: 4054: 4053: 4051:Taxonomic rank 4048: 4043: 4037: 4032: 4027: 4026: 4025: 4024: 4023: 4018: 4013: 4003: 3993: 3992: 3991: 3986: 3981: 3976: 3971: 3969:Botanical name 3961: 3955: 3953: 3951:Plant taxonomy 3947: 3946: 3944: 3943: 3942: 3941: 3936: 3935: 3934: 3927:Megasporangium 3924: 3923: 3922: 3915:Microsporangia 3907: 3906: 3905: 3900: 3895: 3890: 3880: 3875: 3870: 3869: 3868: 3858: 3853: 3848: 3842: 3840: 3838: 3837: 3832: 3826: 3820: 3819: 3817: 3816: 3811: 3806: 3801: 3800: 3799: 3798: 3797: 3787: 3782: 3777: 3776: 3775: 3770: 3760: 3755: 3753:Cushion plants 3744: 3742: 3736: 3735: 3733: 3732: 3727: 3722: 3717: 3712: 3707: 3706: 3705: 3700: 3690: 3688:Plant hormones 3685: 3680: 3679: 3678: 3671:Photosynthesis 3668: 3663: 3658: 3653: 3648: 3642: 3640: 3632: 3631: 3628: 3627: 3625: 3624: 3619: 3614: 3609: 3604: 3599: 3594: 3588: 3586: 3582: 3581: 3579: 3578: 3573: 3568: 3563: 3558: 3557: 3556: 3551: 3546: 3536: 3535: 3534: 3529: 3524: 3519: 3509: 3504: 3503: 3502: 3501: 3500: 3495: 3490: 3489: 3488: 3483: 3463: 3458: 3453: 3452: 3451: 3450: 3449: 3444: 3434: 3429: 3424: 3419: 3414: 3404: 3403: 3402: 3397: 3392: 3390:Floral formula 3387: 3385:Floral diagram 3382: 3377: 3367: 3366: 3365: 3360: 3355: 3354: 3353: 3348: 3338: 3328: 3323: 3317: 3315: 3314:(incl. Flower) 3307: 3306: 3304: 3303: 3302: 3301: 3296: 3291: 3290: 3289: 3284: 3274: 3264: 3259: 3254: 3249: 3243: 3241: 3237: 3236: 3234: 3233: 3228: 3227: 3226: 3216: 3214:Storage organs 3211: 3206: 3205: 3204: 3194: 3188: 3186: 3180: 3179: 3177: 3176: 3171: 3166: 3161: 3156: 3150: 3148: 3139: 3137: 3136: 3122: 3116: 3115: 3113: 3112: 3107: 3102: 3100:Spermatophytes 3097: 3092: 3087: 3082: 3077: 3072: 3070:Archaeplastida 3067: 3061: 3059: 3052: 3051: 3049: 3048: 3043: 3038: 3033: 3032: 3031: 3024:Phytogeography 3021: 3019:Phytochemistry 3016: 3011: 3006: 3001: 2996: 2991: 2986: 2980: 2978: 2976:Subdisciplines 2972: 2971: 2969: 2968: 2963: 2957: 2954: 2953: 2948: 2946: 2945: 2938: 2931: 2923: 2915: 2914: 2901: 2898: 2889: 2884: 2878: 2877: 2872: 2865: 2864:External links 2862: 2859: 2858: 2824: 2795: 2781:. 2018-03-04. 2766: 2737: 2723:. 2016-01-26. 2708: 2679: 2657: 2627: 2560: 2530: 2492: 2485: 2459: 2434: 2391: 2362: 2305: 2276: 2232: 2203: 2187:NobelPrize.org 2174: 2158:embryo.asu.edu 2145: 2108:(4): 316–332. 2088: 2051:(7): 575–587. 2031: 2002:(1–3): 39–48. 1982: 1965: 1935: 1906: 1876: 1847: 1818: 1804:. 2016-03-28. 1789: 1732: 1718:. 2018-05-21. 1703: 1674: 1645: 1616:(3): 420–430. 1596: 1560: 1531: 1494:(3): 253–310. 1474: 1445: 1408:(4): 390–407. 1388: 1372:embryo.asu.edu 1359: 1302: 1245: 1229:embryo.asu.edu 1216: 1205:embryo.asu.edu 1192: 1133: 1098: 1049: 1000: 993: 968: 952:11e.devbio.com 939: 906: 876: 853: 830: 807: 783: 782: 780: 777: 775: 774: 769: 764: 759: 754: 749: 744: 738: 736: 733: 715:Fossil embryos 713:Main article: 710: 707: 681: 678: 621: 618: 614:Eric Wieschaus 602:discovered in 571: 568: 566: 563: 545:on a parental 495:photosynthesis 439:Main article: 436: 433: 290:Main article: 287: 286:Animal embryos 284: 282: 279: 238:, itself from 233:Medieval Latin 224: 221: 198:nervous system 176:lining of the 127:cell divisions 113:of the female 85: 84: 75: 69: 68: 50: 42: 41: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 4781: 4770: 4767: 4765: 4762: 4760: 4757: 4755: 4752: 4751: 4749: 4734: 4731: 4729: 4726: 4725: 4723: 4719: 4713: 4710: 4706: 4703: 4701: 4698: 4696: 4693: 4692: 4691: 4688: 4684: 4681: 4679: 4676: 4674: 4671: 4670: 4669: 4666: 4660: 4657: 4656: 4655: 4652: 4650: 4647: 4645: 4642: 4640: 4637: 4636: 4634: 4633: 4631: 4627: 4621: 4618: 4616: 4613: 4611: 4608: 4606: 4603: 4599: 4596: 4594: 4591: 4589: 4586: 4585: 4584: 4581: 4579: 4576: 4575: 4573: 4569: 4563: 4560: 4558: 4555: 4553: 4550: 4548: 4545: 4543: 4540: 4539: 4537: 4533: 4529: 4522: 4517: 4515: 4510: 4508: 4503: 4502: 4499: 4481: 4478: 4476: 4473: 4471: 4468: 4467: 4466: 4465:Lateral plate 4463: 4461: 4458: 4454: 4451: 4449: 4446: 4445: 4444: 4441: 4439: 4436: 4435: 4433: 4431: 4427: 4421: 4418: 4417: 4415: 4413: 4409: 4403: 4400: 4398: 4395: 4393: 4390: 4388: 4387:Neuroectoderm 4385: 4383: 4380: 4379: 4377: 4375: 4371: 4365: 4362: 4358: 4355: 4354: 4353: 4350: 4346: 4343: 4341: 4337: 4334: 4332: 4331:Primitive pit 4329: 4328: 4327: 4323: 4320: 4319: 4317: 4315: 4311: 4308: 4305: 4298: 4292: 4289: 4287: 4284: 4283: 4281: 4278: 4271: 4265: 4262: 4260: 4257: 4255: 4252: 4250: 4247: 4245: 4242: 4240: 4237: 4235: 4232: 4230: 4227: 4225: 4222: 4220: 4217: 4215: 4214:Fertilization 4212: 4211: 4209: 4205: 4200: 4193: 4188: 4186: 4181: 4179: 4174: 4173: 4170: 4158: 4150: 4149: 4146: 4140: 4137: 4135: 4132: 4130: 4127: 4123: 4120: 4119: 4118: 4115: 4113: 4110: 4109: 4107: 4101: 4098: 4097: 4094: 4088: 4087:Phytochemical 4085: 4083: 4080: 4078: 4075: 4073: 4070: 4068: 4065: 4064: 4062: 4058: 4052: 4049: 4047: 4044: 4041: 4038: 4036: 4033: 4031: 4028: 4022: 4019: 4017: 4014: 4012: 4009: 4008: 4007: 4004: 4002: 3999: 3998: 3997: 3994: 3990: 3987: 3985: 3982: 3980: 3977: 3975: 3972: 3970: 3967: 3966: 3965: 3962: 3960: 3957: 3956: 3954: 3952: 3948: 3940: 3937: 3933: 3930: 3929: 3928: 3925: 3921: 3918: 3917: 3916: 3913: 3912: 3911: 3908: 3904: 3901: 3899: 3896: 3894: 3891: 3889: 3886: 3885: 3884: 3881: 3879: 3876: 3874: 3871: 3867: 3864: 3863: 3862: 3859: 3857: 3854: 3852: 3849: 3847: 3844: 3843: 3841: 3836: 3833: 3831: 3828: 3827: 3825: 3821: 3815: 3812: 3810: 3807: 3805: 3802: 3796: 3793: 3792: 3791: 3788: 3786: 3783: 3781: 3778: 3774: 3771: 3769: 3766: 3765: 3764: 3761: 3759: 3756: 3754: 3751: 3750: 3749: 3746: 3745: 3743: 3737: 3731: 3728: 3726: 3725:Transpiration 3723: 3721: 3718: 3716: 3713: 3711: 3708: 3704: 3701: 3699: 3696: 3695: 3694: 3691: 3689: 3686: 3684: 3681: 3677: 3674: 3673: 3672: 3669: 3667: 3664: 3662: 3659: 3657: 3654: 3652: 3649: 3647: 3644: 3643: 3641: 3637: 3633: 3623: 3620: 3618: 3615: 3613: 3610: 3608: 3605: 3603: 3600: 3598: 3595: 3593: 3590: 3589: 3587: 3583: 3577: 3574: 3572: 3569: 3567: 3564: 3562: 3559: 3555: 3552: 3550: 3547: 3545: 3542: 3541: 3540: 3537: 3533: 3530: 3528: 3525: 3523: 3520: 3518: 3515: 3514: 3513: 3512:Inflorescence 3510: 3508: 3505: 3499: 3496: 3494: 3491: 3487: 3484: 3482: 3479: 3478: 3477: 3474: 3473: 3472: 3469: 3468: 3467: 3464: 3462: 3459: 3457: 3454: 3448: 3445: 3443: 3440: 3439: 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3030: 3027: 3026: 3025: 3022: 3020: 3017: 3015: 3012: 3010: 3007: 3005: 3002: 3000: 2997: 2995: 2992: 2990: 2987: 2985: 2984:Archaeobotany 2982: 2981: 2979: 2977: 2973: 2967: 2964: 2962: 2959: 2958: 2955: 2951: 2944: 2939: 2937: 2932: 2930: 2925: 2924: 2921: 2912: 2908: 2904: 2895: 2894: 2887: 2881: 2876: 2873: 2871: 2868: 2867: 2863: 2846: 2842: 2838: 2834: 2828: 2825: 2813: 2809: 2805: 2799: 2796: 2784: 2780: 2776: 2770: 2767: 2755: 2751: 2747: 2741: 2738: 2726: 2722: 2718: 2717:"Frozen Zoo®" 2712: 2709: 2697: 2693: 2689: 2683: 2680: 2675: 2671: 2670:frozenark.org 2667: 2661: 2658: 2646: 2642: 2638: 2631: 2628: 2623: 2619: 2614: 2609: 2605: 2601: 2597: 2593: 2588: 2583: 2579: 2575: 2571: 2564: 2561: 2549: 2545: 2541: 2534: 2531: 2519: 2515: 2511: 2507: 2503: 2496: 2493: 2488: 2482: 2478: 2474: 2470: 2463: 2460: 2449:on 2020-07-31 2448: 2444: 2438: 2435: 2430: 2426: 2422: 2418: 2414: 2410: 2406: 2402: 2395: 2392: 2380: 2376: 2372: 2366: 2363: 2358: 2354: 2350: 2346: 2341: 2336: 2332: 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Index

Embryon
Embryo (disambiguation)

male
human
conception
gestational age
Anatomical terminology
edit on Wikidata
multicellular organism
organisms
reproduce sexually
embryonic development
fertilization
egg cell
sperm cell
zygote
cell divisions
cells
blastomeres
morula
create a cavity
blastocoel
blastula
blastocyst
mammals
hatches
implantating
endometrial
womb

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