A genetic maternal effect on egg surface in Tribolium castaneum.
Females homozygous for an autosomal recessive gene, wd, produce "weird" eggs that are dry when laid. The wd gene has some important population consequences and also provides a very useful example of a genetic maternal effect for laboratory courses.
D000818:Animals; D005111:Extrachromosomal Inheritance; D005260:Female; D005808:Genes, Recessive; D006720:Homozygote; D008297:Male; D010063:Ovum; D010641:Phenotype; D013499:Surface Properties; D014231:Tribolium / Q000196:embryology*