In humans, the allele for freckles (F) is dominant over the allele for no freckles (f). What is the chance of a heterozygous couple (Ff) having a boy without freckles?
In humans, the allele for freckles (F) is dominant over the allele for no freckles (f). What is the chance of a heterozygous couple (Ff) having a boy without freckles?