Insertion of P{lArB} element in the upstream region of rut.
lethal - all die before end of larval stage | recessive
some die during larval stage | recessive
Larvae fail to molt from the second larval instar to the third larval instar and about 50% remain as second instar larvae for an extended period of time.
Lethality is completely rescued by excision of the P{lArB} element.
Lethality is completely rescued by excision of the P{lArB} element.