User:Johncooper3/sandbox

Genetic markers

 * Brown: light brownish eye color lacking red pigments.

Brown (mutation)
Brown eye mutant gene of the Drosophila melanogaster is a variant of the wild type.

https://www.wikigenes.org/e/gene/e/37724.html

https://mcb.asm.org/content/8/12/5206

https://www.ncbi.nlm.nih.gov/pubmed/4631600