Question

How genetics determine eye color

Answer 1

Eye color is determined by polygene. Brown color Gene(B) is dominant on blue color Gene(b).(1) if the child receive Brown color Gene from either mother or father his eye color will be brown (BB or Bb) (2) For a child to be of blue color eye he or she must receive blue color Gene from both the parents. To be of blue color eye Genotype must always be homozygous recessive bb.Hope it helps.Genetics and Breeding questions are always welcome. Thanks.