Figure 3

Fab-6 HS1 cannot substitute for Fab-7 unless it is combined with a PRE. (a) Maps of the Fab-6 and Fab-7 regions. The previously obtained Fab-7attP50 deletion27 is indicated by breaks in the black lines. (b) Morphology of the male abdominal segments in males with different Fab-6 replacements. All other designations are the same as described in Figs. 1 and 2.