1 Superficial MRSA skin infections include pimples, boils, and impetigo. 2  Impetigo is a superficial skin infection that often has a crusty and/or blistered appearance. 3  If left untreated, superficial infections have potential to progress into serious/invasive infections. If left untreated, superficial infections have potential to progress into serious/invasive infections. 2  Deep MRSA skin infections include abscesses and cellulitis. 3  Both of these present as painful, red, swollen areas of skin.
Home Â» Polygenic inheritance. Definition. noun. A non-Mendelian form of inheritance in which a particular trait is produced by the interaction of many genes. Supplement.
Video: Polygenic Inheritance: Definition & Examples. In this lesson you will learn how traits like your height, weight, hair color, and skin pigmentation are determined by the complex interaction of several different genes in a process called polygenic inheritance. Polygenic Inheritance: Definition & Examples.