The immune system includes certain types of white blood cells. It also includes chemicals and proteins in the blood, such as antibodies, complement proteins, and interferon. Some of these directly attack foreign substances in the body, and others work together to help the immune system cells.
Scott Joplin. Scott Joplin was the best-known American ragtime musician and composer, setting the standard for all that followed. Ragtime â which gave birth to Jazz â has a rhythm in which the accompaniment is strict two-four time and the melody, with improvised embellishment, is in steady syncopation. Joplin`s instrument of choice was the piano. Early days
Scott Joplin's early piano lessons did not include ragtime. That kind of music was played in dance and drinking places and was not considered acceptable.Scott first studied classical music with several teachers. They included a German immigrant named Julius Weiss who probably had the strongest influence on the boy. VOICE TWO: