They contain carbon, hydrogen, oxygen and nitrogen and usually sulfur, occasionally phosphorus. Proteins form a large and essential part of the body mass, comprising especially cell membranes, connective tissue, muscles, enzymes, hormones, blood proteins. To maintain this mass the diet must contain a high proportion of protein, especially in growing animals and those recovering from debilitating diseases.
Russian composer Sergei Prokofiev wrote Peter and the Wolf in 1936 after returning to Moscow following a 19-year, self-imposed exile. It is a children's musical story that teaches about the orchestra by introducing various characters portrayed by seven themes played on either solo instruments or groups of instruments.
Howlinâ Wolf recorded âSmokestack Lightningâ in the Chess Records studios in 1956. He had a band for the ages backing him: Hubert Sumlin and Willie Johnson played electric guitars, Hosea Lee Kennard on piano, Willie Dixon on bass guitar and Earl Phillips on drums. Wolf sang and played the harmonica.