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.
Interior Design A.A.S. Degree Requirements. Interior Design is a highly diversified field offering a variety of career opportunities. The Associate's Degree program in Interior Design provides a broad based educational program for students who plan to work in residential and/or contract design. In addition, the program provides the necessary academic foundation for students who plan to continue their education beyond the associate's degree level.