Your skeletal system isn't just your bones; it's your bone marrow, cartilage, and ligaments all make up this important body system. As an embryo, you are made up almost completely of cartilage. Cartilage is tough, yet elastic connective tissue. As the embryo develops, the cartilage is replaced with bone.
Synopsis. 1  Alex Katz is a New York based painter and printmaker, specializing in boldly simplified portraits and landscapes. Though influenced by American Scene artists as well as diverse elements of European and American modernism, he has avoided affiliation with any group or movement.
exists and is an alternate of . His influences include psychological introspection and often dark meditations on universal themes, as well as outside factors such as political quandaries (1962 as the Cuban Missile Crisis was heating up) and familial ties.