Mendel observed the chromosomal basis for segregation, but could not see the basis for independent assortment. Both segregation and independent assortment involve unit factors in the cells Both segregation and independent assortment require two or more genes. A single gene has three alleles. In a family, the daughter has normal vision, whereas the son is colorblind. An alien geneticist escaping from Planet X brought to earth two pure-breeding breeds of frogs.
Homozygous persons have Thalassemia major, which is almost always fatal in childhood.
Heterozygous persons have Thalassemia minor, and are mildly affected. An infant has Thalassemia major. Among these phenotypes, palomino never breed true. Cremello and chestnut always breed true when they are mated with other horses of the same coat color. Please write your answers in the white region below and number each.