Half of the possible offspring have the same allele combination; AA homozygous dominant and the other half have the Aa heterozygous combination. Probability close probabilityThe extent to which ...

Sweet potatoes are an agricultural powerhouse that feeds millions globally. However, their complex genetics make it ...

This complex example of overdominance may be the sole reason that the allele persists in the human population today (Keeton & Gould, 1986).

Body color in fruit flies is an example of a gene with two alleles: a dominant allele for brown body color, and a recessive allele for black body color. The brown body color allele can be ...

In example 2, only one parent (the father) has a copy of the recessive allele (Ff). There is no chance of them producing a child with cystic fibrosis. However, half the possible offspring will be ...