Exact inversion of the P{PZ} insertion of progenitor Ubxbx-Plac61. Ecol\lacZ gene of P{PZ} is transcribed in opposite direction to Ubx.
lethal - all die before end of larval stage | recessive
some die during larval stage | recessive
larval abdominal segment 1
Strong Ubx phenotype. Abdominal segment 1 is transformed to the third thoracic segment.
ry- revertants induced by hybrid dysgenesis are wild type.
ry- revertants induced by hybrid dysgenesis are wild type.