An allele, or allelomorph, is a variant of the sequence of nucleotides at a particular location, or locus, on a DNA molecule. Alleles can differ at a single...
17 KB (1,908 words) - 23:54, 11 June 2024
Dominance (genetics) (redirect from Recessive allele)
In genetics, dominance is the phenomenon of one variant (allele) of a gene on a chromosome masking or overriding the effect of a different variant of the...
24 KB (2,497 words) - 06:29, 13 August 2024
Lethal alleles (also referred to as lethal or lethals) are alleles that cause the death of the organism that carries them. They are usually a result of...
12 KB (1,561 words) - 03:30, 24 June 2024
Mendelian inheritance (redirect from Segregating allele)
alleles are being passed from past generations to future ones. They also provide a diagram displaying each individual that carries a desired allele,...
38 KB (4,035 words) - 17:25, 21 August 2024
Allele frequency, or gene frequency, is the relative frequency of an allele (variant of a gene) at a particular locus in a population, expressed as a...
8 KB (1,089 words) - 18:09, 12 April 2024
A null allele is a nonfunctional allele (a variant of a gene) caused by a genetic mutation. Such mutations can cause a complete lack of production of the...
11 KB (1,506 words) - 14:32, 22 March 2024
population genetics, a fixed allele is an allele that is the only variant that exists for that gene in a population. A fixed allele is homozygous for all members...
15 KB (1,740 words) - 21:32, 14 April 2024
called alleles. While some genes have only one allele because there is low variation, others have only one allele because deviation from that allele can...
16 KB (2,008 words) - 14:56, 16 August 2024
Punnett square (redirect from Allele chart)
alleles with paternal alleles. These tables can be used to examine the genotypical outcome probabilities of the offspring of a single trait (allele)...
18 KB (1,868 words) - 16:40, 29 June 2024
Wright effect, is the change in the frequency of an existing gene variant (allele) in a population due to random chance. Genetic drift may cause gene variants...
53 KB (6,352 words) - 10:55, 5 August 2024
Kizuna no Allele (Japanese: 絆のアリル, Hepburn: Kizuna no Ariru) is a Japanese anime television series from Wit Studio and Signal.MD, based on VTuber Kizuna...
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as the Hardy–Weinberg equilibrium, model, theorem, or law, states that allele and genotype frequencies in a population will remain constant from generation...
40 KB (5,950 words) - 17:28, 27 November 2023
used to refer to the alleles or variants an individual carries in a particular gene or genetic location. The number of alleles an individual can have...
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color-variant of the above patterns, having pheomelanin (O allele) instead of eumelanin (o allele). Though generally a mix of orange and white, the ratio...
27 KB (3,125 words) - 20:00, 20 August 2024
TrueAllele is a software program by Cybergenetics that analyzes DNA using statistical methods, a process called probabilistic genotyping. It is used in...
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in South America. Melanism is caused by a recessive allele in the leopard, and by a dominant allele in the jaguar. In 1788, Jean-Claude Delamétherie described...
22 KB (2,281 words) - 08:22, 7 July 2024
genes are highly polymorphic, which means that they have many different alleles, allowing them to fine-tune the adaptive immune system. The proteins encoded...
51 KB (5,941 words) - 20:20, 27 June 2024
Wild type (redirect from Wildtype allele)
of the standard "normal" allele at a locus, in contrast to that produced by a non-standard, "mutant" allele. "Mutant" alleles can vary to a great extent...
10 KB (1,115 words) - 07:42, 28 July 2024
Cystic fibrosis (redirect from Cystic fibrosis allele)
recessive manner. It is caused by the presence of mutations in both copies (alleles) of the gene encoding the cystic fibrosis transmembrane conductance regulator...
161 KB (18,072 words) - 18:48, 2 August 2024
population genetics, the allele frequency spectrum, sometimes called the site frequency spectrum, is the distribution of the allele frequencies of a given...
12 KB (1,573 words) - 04:51, 1 December 2023
Evolution (redirect from Allele change)
are called alleles. DNA sequences can change through mutations, producing new alleles. If a mutation occurs within a gene, the new allele may affect the...
238 KB (24,717 words) - 12:06, 14 August 2024
Mutation (redirect from Mutant allele)
When the new allele is created, a heterozygote containing the newly created allele as well as the original will express the new allele; genetically this...
117 KB (13,924 words) - 09:15, 8 August 2024
SNP genotyping (redirect from Dynamic allele-specific hybridization)
pair mutation at a specific locus, usually consisting of two alleles (where the rare allele frequency is > 1%). SNPs are found to be involved in the etiology...
37 KB (5,002 words) - 04:04, 22 June 2024
Non-Mendelian inheritance (section Multiple alleles)
In Mendelian inheritance, each parent contributes one of two possible alleles for a trait. If the genotypes of both parents in a genetic cross are known...
22 KB (2,627 words) - 12:41, 24 August 2024
Kompetitive allele specific PCR (KASP) is a homogenous, fluorescence-based genotyping variant of polymerase chain reaction. It is based on allele-specific...
7 KB (988 words) - 10:29, 10 January 2024
Amplified fragment length polymorphism (redirect from Allele Dropout)
Amplified fragment length polymorphism (AFLP-PCR or AFLP) is a PCR-based tool used in genetics research, DNA fingerprinting, and in the practice of genetic...
7 KB (708 words) - 07:57, 22 February 2024
Allele age (or mutation age) is the amount of time elapsed since an allele first appeared due to mutation. Estimating the time at which a certain allele...
12 KB (1,583 words) - 11:36, 4 April 2024
A pseudodeficiency allele or pseudodeficiency mutation is a mutation that alters the protein product or changes the gene's expression, but without causing...
4 KB (570 words) - 00:51, 11 April 2020
Minor allele frequency (MAF) is the frequency at which the second most common allele occurs in a given population. They play a surprising role in heritability...
3 KB (386 words) - 04:49, 2 August 2024
and quantified by the frequency of alleles. Two fundamental calculations are central to population genetics: allele frequencies and genotype frequencies...
5 KB (765 words) - 04:09, 14 March 2022