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  1. RNA | Definition, Structure, Types, & Functions | Britannica

    Dec 21, 2025 · RNA, complex compound of high molecular weight that functions in cellular protein synthesis and replaces DNA as a carrier of genetic codes in some viruses. RNA consists of ribose …

  2. RNA - Wikipedia

    Ribonucleic acid (RNA) is a polymeric molecule that is essential for most biological functions, either by performing the function itself (non-coding RNA) or by forming a template for the production of …

  3. Ribonucleic Acid (RNA) - National Human Genome Research Institute

    2 days ago · Ribonucleic acid (abbreviated RNA) is a nucleic acid present in all living cells that has structural similarities to DNA. Unlike DNA, however, RNA is most often single-stranded.

  4. What is RNA? Exploring the Role and Importance of Ribonucleic Acid …

    Apr 5, 2025 · RNA, or ribonucleic acid, is a fascinating molecule that plays a crucial role in the machinery of life. It is often described as the messenger that bridges the gap between the genetic …

  5. What is RNA

    A central tenet of molecular biology states that the flow of genetic information in a cell is from DNA through RNA to proteins: “DNA makes RNA makes protein”.

  6. What Is RNA? RNA Facts - Science Notes and Projects

    Jun 21, 2022 · RNA stands for ribonucleic acid. It serves many functions, including encoding and decoding genes and directing protein synthesis. Ribonucleic acid or RNA is a nucleic acid found in all …

  7. RNA: Properties, Structure, Composition, Types, Functions

    Aug 3, 2023 · RNA (Ribonucleic acid) is a single-stranded nucleic acid molecule and made up of ribonucleotides. A ribose nucleotide in the chain of RNA consists of a ribose sugar, phosphate group, …

  8. RNA structure and function | Research Starters - EBSCO

    Ribonucleic acid (RNA) is a complex biological molecule that is classified along with DNA as a nucleic acid. Chemically, RNA is a polymer (long chain) consisting of subunits called ribonucleotides linked …

  9. What is RNA? - New Scientist

    RNA (ribose nucleic acid) is a complex molecule that plays a big part in living cells. It is similar in structure to DNA, which carries the genes that give rise to all living things.

  10. Biochemistry, RNA Structure - StatPearls - NCBI Bookshelf

    Jul 29, 2023 · Ribonucleic acid (RNA) is a molecule that is present in the majority of living organisms and viruses. It is made up of nucleotides, which are ribose sugars attached to nitrogenous bases and …