Polygenic traits are traits determined by the combined effect of more than one pair of genes. Human stature is an example of this trait. The size of all body parts from head to foot combined determines height. The size of each individual body part are determined by numerous genes.
Although you don't necessarily have to major in interior design, a bachelor's degree or higher in the discipline provides the best foundation for a career, according to the Foundation for Interior Design Education and Research.
A bachelorâs degree provides a more robust body of courses relating to the aesthetic, technical, and business talents needed to be a well-rounded interior designer. For those with an associate degree, the program builds on the skills gained at that level.