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ba = broken antenna
Gene: ba
Feature/structure: Antennae
Linkage Group:  2 
Origin: Ethylmethanesulfonate-induced.
Description: • Antennae appear defective in hemolymph supply. They fail to sclerotize normally after adult eclosion, then become melanotic and brittle, and break off as the adult ages.
Illustration:  
Illustration of ba mutant
 
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