cell lethal | germline clone
lethal - all die before end of larval stage
lethal - all die before end of larval stage | recessive
some die during larval stage
some die during larval stage | recessive
l(1)19Ec-/shakB- heterozygotes are fully viable and exhibit no neuronal defects.
Homozygous germline clones display cell lethality.
Mutants die during the first or second larval instar stages.
Lefevre.