amorphic allele - genetic evidence
Imprecise excision of P{(-loxP)(-FRT)Flipper2}apMM has resulted in an ~11kb deletion. 12 base pairs, 8 of which correspond to the 3' P-element, are still present at the break point.
visible (with apDG3)
wing (with apDG3)
No wings are seen in apc1.78a/apDG3 mutant flies.