Carrie Cod is heterozygous for the X chromosome recessive gene determining ichthyosis. She is married Freddie Flounder who has smooth skin. Is Carrie affected by the disease? Will her daughters be? Draw a punnet square too. Thanks!

Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .