Eye Color Is Also Determined By Genes. Brown Eyes Are Dominant, And Blue Eyes Are Recessive. What Must Be True For Two Brown-Eyed Parents To Produce A Blue-Eyed Child?. It was once believed that the inheritance of eye color followed a simple mendelian pattern, where one dominant gene determined brown eyes, and one recessive gene led to. Eye colour, or more correctly iris colour, is often used as an example for teaching mendelian genetics, with brown being dominant and blue being recessive.

Genetic diversity can lead to unexpected variations. It was once believed that the inheritance of eye color followed a simple mendelian pattern, where one dominant gene determined brown eyes, and one recessive gene led to. Eye colour, or more correctly iris colour, is often used as an example for teaching mendelian genetics, with brown being dominant and blue being recessive.