Rechercher
Allele
01
allèle
one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome
Exemple
Pea plants with two alleles for yellow seeds are homozygotes for the seed color gene.
In pea plants, a heterozygote for seed color may have one allele for yellow seeds and one for green seeds.
An organism with two alleles for brown eyes is a homozygote for the eye color gene.
An organism with one allele for brown eyes and one for blue eyes is a heterozygote for the eye color gene.
Individuals with one allele for attached earlobes and one for free-hanging earlobes are heterozygotes for the earlobe trait.
