homeotic mutant

homeotic mutant

the mutational change of one structure to another in insects, such as wing to haltere, arista to leg.
References in periodicals archive ?
A homeotic mutant, then, refers to a mutation that alters the normal developmental pattern and leads to organ "A" developing at the site of "B," and "B" could be partially or wholly replaced by "A.
Most results have been from homeotic mutants, the importance of which to floral evolution remains unknown.
Many homeotic mutants have been identified in plants, primarily in the flower (An, 1994; Bowman et al.