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"The Cell-Theory" (1853), by Thomas Henry Huxley
By: Samantha Hauserman
| Published: Dec 12, 2013
The Cell-Theory was written by Thomas Henry Huxley in Britain and published in 1853 by The British and Foreign Medico-Chirurgical Review. The twenty-…
LiteratureEpigeneticsEmbryologyHuxley, Thomas Henry, 1825-1895Cellular control mechanisms
Possums (1952), by Carl G. Hartman
By: Gia Goodman, Karen Wellner
| Published: Dec 02, 2013
Possums is a 174-page book consisting of a series of essays written about the Virginia opossum (Didelphis virginiana), the only living marsupial in…
LiteratureVirginia opossumEmbryologyMarsupialsNatural history
Ectoderm
By: Kate MacCord
| Published: Dec 02, 2013
Ectoderm is one of three germ layers--groups of cells that coalesce early during the embryonic life of all animals except maybe sponges, and from…
EmbryosEmbryologyGastrulationCellsTissues
Thomas Henry Huxley (1825-1895)
By: Samantha Hauserman
| Published: Nov 26, 2013
In nineteenth century Great Britain, Thomas Henry Huxley proposed connections between the development of organisms and their evolutionary histories,…
PeopleDarwin, Charles, 1809-1882EvolutionpaleontologyEmbryology
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
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
Rosalind Elsie Franklin (1920-1958)
By: Lindsey O'Connell
| Published: Nov 17, 2013
Rosalind Elsie Franklin worked with X-ray crystallography at King's College London, UK, and she helped determine the helical structure of DNA in the…
PeopleDNAX-Ray CrystallographyMolecular geneticsMolecular Biology
Francis Harry Compton Crick (1916-2004)
By: Amanda Andrei
| Published: Nov 01, 2013
Francis Harry Compton Crick, who co-discovered the structure of deoxyribonucleic acid (DNA) in 1953 in Cambridge, England, also developed The Central…
DNAChromosomesNucleotide sequenceNucleic AcidsMolecular Biology
Cocaine as a Teratogen
By: Mark Zhang, Chanapa Tantibanchachai
| Published: Oct 17, 2013
Cocaine use by pregnant women has a variety of effects on the embryo and fetus, ranging from various gastro-intestinal and cardiac defects to tissue…
CocaineCocaine abusePregnancyEmbryosFetus
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