If an individual that phenotypically has dominant traits is mated to another individual that also has dominant traits and the progeny have both dominant and recessive traits it indicates that
A) Both parents are heterozygotic
B) One parent is heterozygotic and one is homozygotic
C) Both parents are homozygotic
D) No conclusions can be made about the genotypes of the parents

Question

Quizplus · Accepted Answer

If progeny display both dominant and recessive traits when both parents exhibit dominant traits, it indicates that both parents must carry a recessive allele, making them heterozygous. Homozygous dominant parents would not produce offspring with recessive traits.

If an Individual That Phenotypically Has Dominant Traits Is Mated