If you have an organism with the genotype Pp HH rr Ww this can be used as a parent in test cross for________
If you have an organism with the genotype Pp HH rr Ww this can be used as a parent in test cross for________ Correct Answer R locus
The organism has a homozygous recessive phenotype for the R locus, thus it can be used to test cross other organisms for R locus.