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.
At some point in the past, Lupe the Wolf's village was invaded by Dr. Eggman's forces. Thankfully, Sonic the Hedgehog, Sally Acorn and Antoine D'Coolette came to her aid. Sonic ran off to follow and defeat Dr. Eggman while Antoine defended Sally and Lupe.