loss of function allele
Scer\FLP1ey.PB-mediated EMS generates somatic clones of hpo mutants.
abnormal cell growth
lethal - all die before end of first instar larval stage
some die during first instar larval stage
eye
head & cuticle
hpoKC221 mutants exhibit 'overgrowth' phenotypes. The adult head is enlarged, with larger eyes and an expanded, fold cuticle found on the head and antennae.