amorphic allele - molecular evidence
A 4698bp genomic fragment, which includes the entire fne open reading frame, has been replaced by a w+mW.hs marker.
abnormal courtship behavior
viable
adult mushroom body beta-lobe
In a small fraction of fneKOZ26 brains, there is an apparent fusion of the medially projecting lobes of the mushroom body (β lobes) at the midline, both in males and in females.