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any of several forms of a gene, usually arising through mutation, that are responsible for hereditary variation.
Source: Dictionary.com



An allele (UK /ˈæliːl/ or US /əˈliːl/), or allel, is one of a number of alternative forms of the same gene or same genetic locus. Sometimes, different alleles can ....

allele - Dictionary Definition : Vocabulary.com


An allele is one of a pair of genes that appear at a particular location on a particular chromosome and control the same characteristic, such as blood type or  ...

Allele - A Genetics Definition - Biology - About.com


Nov 2, 2015 ... Definition: An allele is an alternative form of a gene (one member of a pair) that is located at a specific position on a specific chromosome.

An allele is a genetic code that represents a specified trait. More »
By Lori Alma, About.com Guide

Allele - Glossary Entry - Genetics Home Reference


Definition from: GeneReviews This link leads to a site outside Genetics Home Reference. from the ... An allele is one of two or more versions of a gene.

allele | Learn Science at Scitable - Nature


An allele is a variant form of a gene. Some genes have a variety of different forms , which are located at the same position, or genetic locus, on a chromosome.

Allele | Definition of Allele by Merriam-Webster


1 : any of the alternative forms of a gene that may occur at a given locus. 2 : either of a pair of alternative Mendelian characters (as smooth and wrinkled seed in ...

Allele - definition of allele by The Free Dictionary


Any of the alternative forms of a gene or other homologous DNA sequence. Also called allelomorph. [German Allel, short for Allelomorph, allelomorph, from ...

Allele - Biology-Online Dictionary


Jun 17, 2008 ... Definition. noun, plural: alleles. (genetics). One member of a pair (or any of the series) of genes occupying a specific spot on a chromosome ...

allele | Define allele at Dictionary.com
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Popular Q&A
Q: What are alleles? (definition)?
A: b) different forms of the same gene. Read More »
Source: answers.yahoo.com
Q: What is the definition of alleles.
A: Alleles are one of the alternative forms of a gene that governs a characteristic. Read More »
Source: www.answers.com
Q: What is the definition of allele.
A: An allele is one possible coding sequence that can be in a gene. Often one gene will have several different possible alleles (e.g. for hair color). Alleles are ... Read More »
Source: www.answers.com
Q: What is the definition for alleles?
A: Alleles:1:genetics) either of a pair (or series) of alternative forms of a gene Read More »
Source: www.chacha.com
Q: What is the definition of allele frequency.
A: Allele frequency is the percentage of a population of a species that carries a particular allele on a given chromosome Read More »
Source: www.chacha.com