7. Summary of Bm Bt Pr backcross data
F1 genotype | 0 | 1 | 2 | 1, 2 | Total |
+ bt pr | 135 462 | 8 3 | 92 268 | 2 2 | 972 |
bm + + | 1.13% | 37.04% | 0.41% | ||
Bm-Bt = 1.5% | Bt-Pr = 37.5% |
The inequality of the complementary classes is due to the poor germination of bt seed.