hypomorphic allele - genetic evidence
lethal - all die before end of larval stage | recessive
some die during larval stage | recessive
Hemizygotes have apparently normal embryogenesis and hatch, but die as larvae at the late first instar.
Nsf242
Nsf211
Nsf266
Nsf2103
Nsf215
Nsf2102
Nsf255
Nsf221 is rescued by Nsf2hs.PG