lethal
lethal | recessive
some die during embryonic stage
some die during first instar larval stage
some die during larval stage
some die during pupal stage
Homozygotes die as larvae or pupae. They can live for up to 11 days before dying. In addition, many homozygotes probably die as embryos or young first instar larvae.
Lethal phase is during the larval to pupal stages.