Table 2.
Frequency of weak points in salivary gland polytene chromosomes of larvae with different genotypes
| N | Genotype | Frequency
of breaks in region
(%)
|
|||||
|---|---|---|---|---|---|---|---|
| 11A | 19E | 39E | 42B | 75C | 89E | ||
| 1 | In(1)scV2, permanent preparations, 1972 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2 | In(1)scV2, from Spain, 1997 | 0 | 0 | 0 | 0 | 0 | 0 |
| 3 | In(1)scV2, from USA, 1997 | 0 | 0 | 0 | 0 | 0 | 0 |
| 4 | w; Su(UR)ES, derived from scV2 | 0 | 2 | 0 | 0 | 0 | 0 |
| 5 | w/+; Su(UR)ES/Df(3L)vin5 by crossing w; Su(UR)ES to Df(3L)vin5/TM6 | 0 | 0 | 0 | 0 | 0 | 0 |
| 6 | Oregon-R | 92 ± 2.6 | 84 ± 3.8 | 99 ± 1.0 | 81 ± 3.7 | 92 ± 2.6 | 78 ± 4.0 |
| 7 | In(1)sc4 | 95 ± 2.0 | 95 ± 2.0 | 100 | 82 ± 3.7 | 93 ± 3.6 | 83 ± 3.6 |
| 8 | In(1)scL8 | 97 ± 1.7 | 89 ± 3.1 | 97 ± 1.7 | 85 ± 3.6 | 96 ± 1.9 | 89 ± 3.1 |
| 9 | w/+; Su(UR)ES/+ by crossing w; Su(UR)ES to Oregon-R | 37 ± 5.6 | 49 ± 5.7 | 100 | 25 ± 4.5 | 38 ± 5.1 | 13 ± 3.6 |
| 10 | w/+; +/Su(UR)ES by crossing Oregon-R to w; Su(UR)ES | 66 ± 4.7 | 73 ± 4.8 | 100 | 32 ± 4.7 | 72 ± 4.4 | 27 ± 4.5 |
| 11 | w/+; +/D, + by crossing Oregon-R to w; Su(UR)ES/D, + | 91 ± 2.8 | 78 ± 4.4 | 100 | 76 ± 4.4 | 87 ± 3.6 | 80 ± 4.6 |
| 12 | w/+; D, +/+ by crossing w; Su(UR)ES/D, + to Oregon-R | 77 ± 4.2 | 59 ± 4.5 | 100 | 54 ± 2.1 | 73 ± 4.4 | 51 ± 3.7 |
| 13 | w/+; Su(UR)ES/+ by crossing w; Su(UR)ES/D, + to Oregon-R | 63 ± 4.1 | 56 ± 4.5 | 97 ± 2.0 | 29 ± 4.2 | 51 ± 4.5 | 15 ± 3.3 |
| 14 | w/+; +/Su(UR)ES by crossing Oregon-R to w; Su(UR)ES/D, + | 62 ± 4.3 | 50 ± 4.6 | 98 ± 2.1 | 31 ± 3.8 | 65 ± 3.9 | 25 ± 3.7 |
| 15 | Df(3L)clu/+ by crossing Df(3L)clu/TM6 to Oregon-R | 80 ± 3.8 | 79 ± 4.0 | 100 | 49 ± 5.1 | 81 ± 3.5 | 44 ± 5.2 |
| 16 | +/Df(3L)clu by crossing Oregon-R to Df(3L)clu/TM6 | 86 ± 3.5 | 76 ± 4.5 | 100 | 54 ± 4.9 | 80 ± 4.1 | 48 ± 4.7 |