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“The History of Twins, As a Criterion of the Relative Powers of Nature and Nurture” (1875), by Francis Galton
By: Mudhaffar Bahjat
| Published: Dec 19, 2017
In the article “The History of Twins, As a Criterion of the Relative Powers of Nature and Nurture,” Francis Galton describes his study of twins.…
LiteratureNature and nurtureGeneticsHeredityTwins
Mesoderm
By: Kate MacCord
| Published: Nov 26, 2013
Mesoderm is one of the three germ layers, groups of cells that interact early during the embryonic life of animals and from which organs and tissues…
MesodermGastrulationCell differentiationCellsTissues
Johann Friedrich Meckel, the Younger (1781-1833)
By: Lindsey O'Connell
| Published: Oct 11, 2013
Johann Friedrich Meckel studied abnormal animal and human anatomy in nineteenth century Germany in an attempt to explain embryological development.…
PeopleAnatomy, ComparativeEmbryologyBirth Defectsfetal development
Homeobox Genes and the Homeobox
By: Brad Jacobson
| Published: Oct 11, 2010
Homeobox genes are a cluster of regulatory genes that are spatially and temporally expressed during early embryological development. They are…
Homeobox genesGenes, HomeoboxGenetics
Endoderm
By: Kate MacCord
| Published: Nov 17, 2013
Endoderm is one of the germ layers-- aggregates of cells that organize early during embryonic life and from which all organs and tissues develop.…
GastrulationEmbryosEmbryologyCellsTissues
Edward Stuart Russell (1887-1954)
By: Mark A. Ulett
| Published: Jun 29, 2010
Edward Stuart Russell was born 23 March 1887 to Helen Cockburn Young and the Reverend John N. Russell in Port Glasgow, Scotland. Friends and co-…
PeopleBiographyMorphologyhistoryphilosophy
Thesis: From Fertilization to Birth: Representing Development in High School Biology Textbooks
By: Karen Linette Wellner
| Published: Feb 14, 2021
Biology textbooks are everybody's business. In accepting the view that texts are created with specific social goals in mind, I examined 127 twentieth…
TextbooksBook IllustrationsPictorial WorkPublications
Mitochondrial DNA (mtDNA)
By: Dorothy R. Haskett
| Published: Dec 19, 2014
Mitochondrial DNA (mtDNA) is located outside the nucleus in the liquid portion of the cell (cytoplasm) inside cellular organelles called Mitochondria…
Mitochondrial DNAMitochondriaMitochondrial DisordersMitochondrial pathologyMitochondrial DNA--Abnormalities
Cold Spring Harbor Laboratory (1890- )
By: Rachel Gur-Arie
| Published: Jun 21, 2014
Cold Spring Harbor Laboratory (CSHL) is a non-profit research institution that specializes in cancer, neuroscience, plant biology, quantitative…
OrganizationWatson, James D., 1928-EugenicsBacteriophagesBrenner, Sydney
Alejandro Sánchez Alvarado (1964- )
By: Mary E. Sunderland
| Published: Jun 10, 2010
Alejandro Sánchez Alvarado is a Professor of Neurobiology and Anatomy at the University of Utah School of Medicine and is also a Howard Hughes…
PeopleSánchez Alvarado, AlejandroRegenerationBiography