Homozygous wgKO;FRT.NRT-wg.FRT.QF.-loxP larvae grow faster and compete more effectively in co-culture with control animals than do homozygous wgKO;FRT.NRT-wg.FRT.QF larvae.
The wing margin of homozygous wgKO;FRT.NRT-wg.FRT.QF.-loxP flies occasionally shows loss of bristles.