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.
Peter Hansen was born on December 5, 1921 in Oakland, California, USA as Peter Franklin Hansen. He was an actor, known for When Worlds Collide (1951), Dragonfly (2002) and The War of the Roses (1989). He was married to Florence Elizabeth (Betty) Moe. He died on April 9, 2017 in Santa Clarita, California.