Question

In fruit flies, the gene for red eyes (R) is dominant and the gene for sepia eyes (r) is recessive. If two red-eyed heterozygous flies (Rr) mate together, what are the possible genotypes of their offspring? (Hint: You many want to complete a Punnett square.) RR and Rr Rr only RR and rr RR, Rr, and rr

Answer 1

RR, Rr, and rr

Step-by-step explanation:

Just did it, also rR does not exist. :)

Answer 2

According to Mendel's Theory of Genetics all 4 options arepossible´-
RR, Rr, rR,and rr,