More info about allele: http://probe.nalusda.gov:8000/otherdocs/cv/aaaaaaac.html

A text summary of the clickable map above, meant for web-crawlers and other automatic tools:
allele composes genotype
allele two of each gene in diploid organism
allele includes type recessive allele
allele includes type dominant allele
allele variant of gene
allele variant of Mendelian gene