To be able to Screen the smoke pattern, a cat needs to have the dominant allele of the key gene for coat colour (B), and should also have two copies from the recessive allele for your dense pigment gene (d/d) and a duplicate in the dominant melanin inhibitor gene (I). https://injurysettlementprocess35433.laowaiblog.com/32936454/adaptability-living-environment-an-overview