Table 2. Phenotypes of offspring from heterozygous intercrosses.

	Observed	Expected if semidominant	Expected if dominant
Momme D1
Homozygous*	13	43.75
Heterozygous*	115	87.5
WT	47	43.75
Momme D2
Mutant*	90		99.75
WT	43		33.25
Momme D3
Mutant*	80		94.5
WT	46		31.5
Momme D4
Mutant	119		138
WT	65		46
Momme D5
Mutant	110		141
WT	78		47
Momme D6
Mutant	55		66
WT	33		22

P values, Momme D1, <0.005; Momme D2, 0.05; Momme D3, <0.005; Momme D4, <0.005; Momme D5, <0.0001; Momme D6, <0.01.

^*Progeny tested: 3 for Momme D1^-/-, 18 for Momme D1^-/+, 9 for Momme D2^-/+, and 10 for Momme D3^-/+.