lethal - all die before end of larval stage | recessive
some die during larval stage | recessive
visible | recessive
imaginal disc
wing
wing vein
Mutants exhibit visible disc abnormalities: discs are small. Clones induced in wild type discs are abnormal: clones in the wing cause vein thickening and overgrowth, small cells and differentiation effects.
Chromosome carries a second site mutation.
Chromosome carries a second site mutation.