Answer:
A person has the genotype of RR and her phenotype is that she is right-handed. The phenotype of an individual with the genotype of Rr is dominant gene
Explanation:
From above assertion, it could be deduced that genotype RR reflects also a dominant gene while also that of Rr is a dominant gene because R is dominant over r, hence; both phenotype for RR and Rr genotype are dominant gene which could mean for a particular color dominating over other color