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: The Bachelor of Arts in Interior Design degree program takes five years for completion in a traditional campus-based institute. However, with an online distant-learning school, the duration depends upon the student and hence can vary.