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{{r|Embryo}}

{{r|Embryo}}

...them, to grow into newly reproduced offspring, often through an early '''[[embryo]]''' stage. This process of redistributing the genes in sexual reproductio ...''live birth''' is given to the offsping. This period of time when the '''embryo''' or '''[[fetus]]''' is growing and developing inside the female parent's

{{r|Embryo}}

...'' or '''organizing centers''' are cells located in certain regions of the embryo coordinating [[morphogenesis]] which communicate with each other "via a net

==The development of the ovaries in the embryo== In humans, like all mammals, germ cells proliferate outside of the embryo proper and then migrate into the gonad. Here, in the embryonic ovary, these

...alpha-[[globulin]]s to appear in mammalian sera during development of the embryo and the dominant serum proteins in early embryonic life. Their level drops

...nal slice.jpg|right|350px|[[Coronal section]] in the [[forebrain]] of an [[embryo]]nic [[mouse]] at 12.5 days of [[gestation]] ([[preplate stage]]), showing

...is [[tetraploid]]. However, it does have a large and easily manipulable [[embryo]]. The ease of manipulation in [[amphibia]]n embryos has given them an impo ...e oligos into the oocyte (for distribution throughout the embryo) or early embryo (for distribution only into daughter cells of the injected cell).<ref>[http

...hese approaches include ''in vitro'' techniques such as protoplast fusion, embryo rescue or mutagenisis (see below) to generate genetic alterations and produ ...d and cultured to produce a whole plant. Such a method is referred to as ''Embryo Rescue''. This technique has been used to produce [[New Rice for Africa|new

...hese recombinant [[stem cell]]s may then be introduced into a developing [[embryo]], where they will divide like other cells and eventually give rise to whol

#[[Microinject]] the posterior end of an early-stage (pre-cellularization) [[embryo]] with coding for transposase and a plasmid with the reporter gene, gene of #Microinject the embryo with coding for transposase and a plasmid with the reporter gene and transp

...y|cryobiologist]]s to reduce ice formation in [[spermatozoon|sperm]] and [[embryo]]s that are cold-preserved in [[liquid nitrogen]].

The normal human embryo hemoglobin has two ζ-chains and two ε-chains.

...sion of genes that allow cells to properly differentiate in the developing embryo. A recent study examined this phenomenon in mice and found that 37.5% of e ..."Mann">Mann MRW, Bartolomei MS: "Epigenetic reprogramming in the mammalian embryo: struggle of the clones", Genome Biology 2002, 3(2):reviews 1003.1 - 1003.4

...omatic]] cells, [[germ]] cells, and certain cells that exist outside the [[embryo]] and are important to [[fetal development]] that are termed extraembryonic ...ult stem cells, or embryonic stem cells, which may be derived from a human embryo in the [[blastocyst]] stage. The use of embryonic stem cells has been a so

...llion years ago. They have a brief [[gestation]] and give birth to tiny [[embryo]]nic offspring that complete development while attached to the mothers [[ni

...e dies and then degenerates, leaving only a [[cyst]] of [[cuticle]], its [[embryo]] differentiates into a [[chordoid]] larva<ref name=Funch1996 />. The larva

...tilized ovum, and is the single cell that is the very earliest stage of an embryo. If no pregnancy is established, this endometrial lining is shed as menstru

...''' is the build-up of the [[central nervous system]], starting with the [[embryo]]nic [[ectoderm|ectodermal cell]]s and transforming into the complex adult