Table 1.
Transmission of the ire1c allele through the male and female gametophyte in the progenies of the ire1a ire1b ire1c/+ mutants crossed with the ire1a ire1b mutant or self-pollination.
| Parental Genotype | Genotypes of Progeny | Observed Ratio | Expected Ratio | ||||
|---|---|---|---|---|---|---|---|
| Female | Male | +/+ | c/+ | c/c | Total | +/+:c/+:c/c | +/+:c/+:c/c |
| a/a b/b c/+ | a/a b/b c/+ | 83 | 25 | 0 | 108 | 1.0:0.30:0a | 1:2:1 |
| a/a b/b c/+ | a/a b/b +/+ | 186 | 39 | 0 | 225 | 1.0:0.21:0a | 1:1:0 |
| a/a b/b +/+ | a/a b/b c/+ | 119 | 0 | 0 | 119 | 119:0:0a | 1:1:0 |
a
Significantly different from the Mendelian segregation ratio (χ2, P < 0.01).
+, wild-type allele; a, ire1a allele; b, ire1b allele; c, ire1c allele.