Steven has the dominant tongue rolling phenotype but he does not know his genotype.His wife has the recessive non-tongue rolling trait.If their son can roll his tongue this means ________.
A) Steven has a homozygous recessive genotype
B) Steven has a heterozygous genotype
C) Steven has a homozygous dominant genotype
D) that it is impossible to tell Steven's genotype from this information alone

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The Answer of Steven has the dominant tongue rolling phenotype but he does not know his genotype.His wife has the recessive non-tongue rolling trait.If their son can roll his tongue this means ________.
A) Steven has a homozygous recessive genotype
B) Steven has a heterozygous genotype
C) Steven has a homozygous dominant genotype
D) that it is impossible to tell Steven's genotype from this information alone

Steven Has the Dominant Tongue Rolling Phenotype but He Does