When organisms are heterozygous at a gene, often one allele is called dominant as its qualities dominate the phenotype of the organism, while the other allele is called recessive as its qualities recede and are not observed.
Alwaq wa id organizm tan amosan a ertayan daɣ gene alwaq iyyan allele isim net wa ojjaran fal as xudatan net ojjaran phenotype n organizm as ijja awen allele ijjaraw fal as xudatan net zajaran tolas war ilen akayad