One of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.
Alleles
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Different versions of a gene, of which code for different versions of a characteristic.
If the alleles in a mtching pair are the same, they are called [homozygous] alleles.
If the alleles in a matching pair are different, they are called [heterozygous] alleles.
Some alleles are dominant to other forums of a gene and will always be expressed.
Some alleles are [recessive] to other forms of the gene and will rarely be expressed.
Alleles meaning & definition 1 of Alleles.
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a gene that is found in one of two or more different forms in the same position in a chromosome , and so produces a particular characteristic that can be different for different people, such as eye colour
Alleles meaning & definition 2 of Alleles.
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