Overdominance
mergeto Heterozygote advantage Talk Heterozygote advantage Merger proposal date August 2008 Overdominance ... range of both Zygosity homozygote parents. Overdominance in human genetics In humans, sickle ..
Polar overdominance
Orphan date August 2006 Refimprove date September 2007 Polar overdominance is a unique form of inheritance ... Polar overdominance at the ovine callipyge locus , National Center for Biotechnology Information ..
Dominance versus overdominance
Dominance versus overdominance is a scientific controversy in the field of genetics that has persisted ... parent. Overdominance hypothesis . Scenario B . Over expression of certain genes in the heterozygous ..
Underdominance
In genetics , underdominance is the opposite of overdominance . It is the selection against the mean of a population distribution, causing disruptive selection and divergent genotype s. Underdominance ..
Transgressive segregation
developmental stability, epistasis epistatic effects between allele s, overdominance caused by heterozygosity ..
Infinite alleles model
others, for example when the fittest genotype is a heterozygote a situation often referred to as overdominance or heterosis . In the case of overdominance, because Mendelian inheritance Mendel s second ..
Heterosis
Dominance versus overdominance Two competing hypotheses, not necessarily mutually exclusive, have been ... diversity, with the strains becoming purely homozygous at many loci. Overdominance hypothesis . Certain ..
Balancing selection
most well studied are heterozygote advantage overdominance and frequency dependent selection . A less ..
Inbreeding depression
. Another mechanism responsible is overdominance of heterozygous alleles leading to a reduction ..
Selection
selection and overdominance . Further reading cite book title Selection The Mechanism of Evolution ..
Genetic load
advantage also called overdominance always exerts a load against the less fit homozygotes at equilibrium ..
MEG3
muscular hypertrophy. The non Mendelian inheritance pattern, known as polar overdominance, likely ..
Heterozygote advantage
of fitness overdominance , where the fitness advantage of the cross is caused by being heterozygous ... Notes div class references small references div See also Balanced polymorphism Hybrid vigour Overdominance ..
History of molecular evolution
the level of homozygosity. Bruce Wallace , working with J. C. King , used the overdominance hypothesis to develop the balance position , which left a larger place for overdominance where the heterozygous ..
Natural selection
individuals that have two of the same alleles. This is called heterozygote advantage or overdominance ... from the average in either direction that is, the opposite of overdominance , and can result ..