Phenotype is similar to aw1. Penetrance is nearly complete at 25oC. Viability is 10% under optimal conditions, with most males failing to emerge from pupae.
Like aw1 but with lower penetrance.
Most males fail to eclose. Phenotype like that of aw1. Good expression at 25oC. Viability 10% that of wild type. RK3.
Mutagen comment: 32P administered by feeding.
Not allelic to aw1.