<P> (wrinkled parent) </P> <Tr> <Th> r </Th> <Td> Rr </Td> <Td> Rr </Td> </Tr> <P> Mendel then he allowed his hybrid peas to self - pollinate . The wrinkled trait--which did not appear in his hybrid generation--reappeared in 25% of the new crop of peas . </P> <P> Random union of equal numbers of R and r gametes produced an F2 generation with 25% RR and 50% Rr--both with the round phenotype--and 25% rr with the wrinkled phenotype . </P>

What is the expected phenotypic ratio for a one factor cross of two hybrid organisms