abnormal eye color | recessive
Malpighian tubule
pigment cell
Larval Malpighian tubes of we; cru colorless; those of +;cru bright yellow.
Specific dilutor of we and P. Slight dominant but used as a recessive. Originally thought to be male sterile, but this was caused by a factor in 2R, crs. RK3.
cru1 is an enhancer of phenotype of we