Tyler Perry Studios. Tyler Perry, an Atlanta-based writer, producer, and performer, is one of the most commercially successful African American filmmakers in history. Tyler Perry Studios, which opened in Atlanta in 2008, is the first major film studio in the nation to be owned by an African American. Perry is best known for his signature character, Madea, whom he has portrayed in both stage plays and films.
Medical Definition of xeroderma. : a disease of the skin characterized by dryness and roughness and a fine scaly desquamation.
Define ectoderm: the outermost of the three primary germ layers of an embryo that is the source of various tissues and structures (such as theâ¦ the outermost of the three primary germ layers of an embryo that is the source of various tissues and structures (such as the epidermis, theâ¦ See the full definition