Recessive Heterozygous is a non visual gene so it carries the gene but without proof visually. The visual is the Homozygous form.
Co-Dom/Dom Heterozygous and Homozygous are visual. Co-Dom the Heterozygous and Homozygous forms are visually different while the Dominant both Heterozygous and Homozygous appear the same, only breeding will tell if you have Het or Homo.![]()