UAS regulatory sequences drive expression of fred.
ommatidial precursor cluster, with Scer\GAL4GMR.PU
ommatidial precursor cluster, with Scer\GAL4hs.2sev
ommatidial precursor cluster, with Scer\GAL4ro.PO
ommatidium, with Scer\GAL4GMR.PU
ommatidium, with Scer\GAL4hs.2sev
ommatidium, with Scer\GAL4ro.PO
Ommatidia often under-rotate in animals expressing fredScer\UAS.cSa under the control of either Scer\GAL4GMR.PF, Scer\GAL4hs.2sev or Scer\GAL4ro.PF.