discussion: dominant and recessive allele Custom Essay

Discussion To begin with, dominant is an allele that is usually expressed in an individual who is heterogeneous. Recessive allele on the other hand is that trait that is only expressed in a homozygous situation. In Dominant allele, single copy of a gene is sufficient to express its character, and it is usually denoted by the capital letter. With recessive allele, it requires two copies of the gene to express its character, and it is usually denoted by small letters. If a mom for instance is Aa, and a dad is aa, we see that here the A is dominan