RR x Rr

Question

1. What percentage of the offspring will be round? ___________
2. What is the genotypic ratio?
3. What is the percentage of homozygous dominant offspring?

Answer 1

1. 100% of the offspring will be round as the round trait is dominant (represented by the R allele).
2. The genotypic ratio will be 1:1, as half of the offspring will be RR and the other half will be Rr.
3. There will be 50% of homozygous dominant offspring, as half of the offspring will be RR.