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S-locus genotypes and SI phenotypes for progeny from experimental crosses. The F1 was created by crossing an SI individual of genotype S1S4 and an SC individual of genotype S23S0, where S0 is a null allele. The F2 was created by crossing F1 individuals of genotypes S1S0 and S4S0.
| Generation | Genotype | Phenotype | Number observed |
|---|---|---|---|
| F1 | S1S0 | SC | 3 |
| F1 | S4S0 | SC | 9 |
| F1 | S1S23 | SI | 4 |
| F1 | S4S23 | SI | 4 |
| F2 | S0S0 | SC | 4 |
| F2 | S1S0 | SC | 3 |
| F2 | S4S0 | SC | 2 |
| F2 | S1S4 | SI | 5 |
