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Meiosis, the process by which sexually-reproducing organisms generate gametes (sex cells), is an essential precondition for the normal formation of…
MeiosisReproductionHuman DevelopmentThe Public Broadcasting Station (PBS) documentary Life's Greatest Miracle (abbreviated Miracle, available at http://www.pbs.org/wgbh/nova/miracle/…
LiteratureHuman DevelopmentReproductionMoviesWritten, produced, and directed by Toby Mcdonald, the 2005 National Geographic Channel film In the Womb uses the most recent technology to provide an…
LiteratureHuman DevelopmentReproductionMoviesFetusThe most-watched NOVA documentary ever made and a revolution in the understanding of human development, The Miracle of Life (abbreviated Life)…
LiteratureReproductionHuman DevelopmentSir John Bertrand Gurdon further developed nuclear transplantation, the technique used to clone organisms and to create stem cells, while working in…
Cell nuclei--TransplantationCellsCloningStem CellsEmbryonic Stem CellsAll sexually reproducing, multicellular diploid eukaryotes begin life as embryos. Understanding the stages of embryonic development is vital to…
EukaryotaEukaryotesOntogenyWritten by Orli Lotan on behalf of the Knesset (Israeli Parliament) Center for Research and Information, "Limitations in Abortion Legislation: A…
LiteraturePublicationsReproductionAbortionbioethics"Induction and Patterning of the Primitive Streak, an Organizing Center of Gastrulation in the Amniote," (hereafter referred to as "Induction")…
LiteraturePublicationsGastrulationChicksdifferentiationTheodor Boveri investigated the mechanisms of heredity. He developed the chromosomal theory of inheritance and the idea of chromosomal individuality…
PeopleHeredityBiographyThe process of gastrulation allows for the formation of the germ layers in metazoan embryos, and is generally achieved through a series of complex…
Haeckel, Ernst, 1834-1919GastrulationAmphibiansFrogs