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Pages Tagged with GeneticsBayes Theorem in Genetic Counseling
The picture shows a pedigree (as good as the dot software allows) of a family with a recessive x-linked disorder. The mutated X-chromosome is symbolized by the small letter x …
Tags: Genetics Statistics Categories: Mathematics C-Value
The **C-value** is the amount of haploid DNA.
Categories: Evolutionary Biology Epigenetic landscape
**Epigenetic landscape** is a model introduced by [[../ConradHalWaddington|Conrad Hal Waddington]] that tries to explain the development into different directions depending on environmental or epigenetic factors. The model is a 3D …
Tags: Control EvoDevo Evolution Genetics Categories: Biology Mathematics Fisher's fife-table mistakes
When reading about mathematical models of evolution you will probably inevitably bump into //The Genetical Theory Of Natural Selection//<>1<>. This book praised by many authors as the fundamental work …
Tags: Genetics Society Statistics Theory Categories: Mathematics Gene FlowSynonyms: Allele Flow
**Gene Flow** describes the movement of genetic markers within a population or between different populations. By the detection of [[../Transposon|transposons]] gene flow among different species became feasible. The term **//gene//** …
Tags: Genetics Categories: Genetic AccomodationSynonyms: Accomodation, Genetic
**Genetic accommodation** is a concept of evolution introduced by Mary Jane West-Eberhard[1,2]. According to Braendle and Flatt[3], genetic accommodation is a generalization of the concept of [[../GeneticAssimilation|genetic assimilation]]. Although I …
Tags: Evolution Genetics Theory Categories: Genetic AssimilationSynonyms: Assimilation, Genetic
**Genetic Assimilation** is an evolutionary concept developed by [[../ConradHalWaddington|Conrad Hal Waddington]]. It is explains with Darwinian principles how acquired characters become inheritable. Probably because of his leftist political views his …
Tags: Evolution Genetics Theory Categories: Genetic DriftSynonyms: Genetic Sampling; Allelic Drift; Sewall Wright Effect
**Genetic drift** is the time dependent change of the allele frequency in a population due to random sampling.
Categories: Horizontal Gene TransferSynonyms: Lateral Gene Transfer
**Horizontal gene transfer** describes the incorporation of genetic material into a genome of an organism without being inherited. The genetic material most often genes or clusters of genes that serve …
Categories: L1 Mobile ElementSynonyms: L1 Retrotransposon
The sequence of a typical L1 Retrotransposon [[http://www.ncbi.nlm.nih.gov/nuccore/U09116.1|downloaded from NCBI]]. {{{ LOCUS HSU09116 6539 bp DNA linear PRI 26-OCT-2005 DEFINITION Human retrotransposable L1 element LRE2 from chromosome 1q. ACCESSION U09116 …
Categories: Matriline
**[[http://en.wiktionary.org/wiki/matriline|Matriline]]** is inheritance along the maternal line. The opposite is [[../Patrilien|patriline]. == Examples * The W-chomosome in birds and some reptiles and fish is inherited in a matriline. * Traites …
Categories: Mutability
In genetics, ** mutability** describes the tendency to undergo genetic mutations. Even in biology the term can be applied to different units of organization, with a single nucleotide being the …
Categories: Neutral EvolutionSynonyms: Neutral Changes
**Neutral evolution** is a concept of evolution that considers changes to the genomic DNA as result of stochastical processes by contrast to adaptation, the usual concept. == History == The …
Tags: Evolution Genetics Theory Categories: Obesity Rate Levels Off
After several decades of constant growth in the past decade obesity did not grow any more among children [1] and adults [2]. Some authors would claim banning vending machines from …
Tags: Genetics Categories: Genetic Orthology
Suprisingly Orthology is hitherto unknown in the English edition of wikipedia although there is a large body of literature available on [[http://www.ncbi.nlm.nih.gov/pubmed?term=%22orthologous%20genes%22|PubMed]](total 933 entries to date). Orthologous genes are genes …
Tags: Genetics Categories: Patriline
**[[http://en.wiktionary.org/wiki/patriline|Patriline]]** is male inheritance. From generation to generation the trait is linked to males only. See also [[../Matriline|matriline]] = Examples = * The Y-chromosome in male mammals in inherited in …
Tags: Behavior Genetics Selection Speciation Categories: Biology Phenotype
The phenotype in its classical sense is the the sum of all characters that a biological organism has. It does not matter whether these characters derive from inherited or acquired …
Tags: Genetics Categories: Molecular Signaling in Collagen Proteins
An article in the American Journal of Human Genetics describes the importance of COL4A2 for the secretion of COL4A1 and the normal function of both proteins [1]. The most surprising …
Categories: TransposonsSynonyms: Transposable Elements; Mobile DNA; Selfish DNA; Junk DNA; Jumping Genes
== Definition == **Transposons** are DNA fragments that are capable of moving from one place to an other of a cells genome. == Frequency == The frequency of transposable elements …
Tags: Cell DNA EvoDevo Evolution Genetics Categories: Why fauceirs not memes?
Meme is an evolutionary unit devised by Richard Dawkins to explain social evolution in a fashion similar to genes<>. [[http://www.smithsonianmag.com/arts-culture/What-Defines-a-Meme.html|When I first learned about memes]], the fauceir concept was …
Tags: Adaptation Anthropology Core theory Genetics Ideology Religion Selection Sociology System Theory Categories: Philosophy Sociology |
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