Nucleic acid Nucleic acid Nucleic acids are the biopolymers, or small biomolecules, essential to all known forms of life. The term "nucleic acid" is the overall name for DNA and RNA. They are composed of nucleotides, which are the monomers made of three components: a 5-carbon sugar, a phosphate group and a nitrogenous base. If the sugar is a compound ribose, the polymer is RNA (ribonucleic acid); if the sugar is derived from ribose as deoxyribose, the polymer is DNA (deoxyribonucleic acid). Nucleic acids are the most important of all biomolecules. They are found in abundance in all living things, where they
What Work Is Fame" and "Growth" are direct accounts of two of Levine's jobs as a young man. "Fear and Fame" is based on a job Levine had cleaning out and refilling acid vats in his mid twenties. "Growth" is about the job Levine held at a soap factory at the age of fourteen. Many of Levine's poems are based on his experience growing up in Detroit. The titular poem, "What Work Is", is based on Levine's experience of waiting in a Detroit employment line. "The Right Cross" is related to a boxing teacher who taught Levine to defend himself while growing up