Suppose you have a gene S that acts as a suppressor. The presence of an S allele would suppress the expression of the dominant allele at R. A dihybrid cross would result in a phenotypic ratio of 13:3. Which genotypes would be included as part of the 3/16 in this ratio?

0 votes



Rrss and RRss


RRSs and rrSs


RrSs and RRSs


rrss and Rrss


asked May 5, 2013 in Genetics by GeneX ~Top Expert~ (7,947 points)

1 Answer

0 votes
Best answer

Rrss and RRss

answered May 5, 2013 by GeneX ~Top Expert~ (7,947 points)

Related questions