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

    3 days ago · 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

    3 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? RNA Facts - Science Notes and Projects

    Jun 21, 2022 · Learn what RNA is and get information about its appearance, bases, function, and properties. Explore the different types of ribonucleic acid.

  5. 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, …

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

    Apr 5, 2025 · While RNA’s role in protein synthesis is well-established, recent research has revealed that RNA is much more than just a messenger. In fact, RNA molecules are involved in regulating …

  7. RNA Definition & Meaning - Merriam-Webster

    The meaning of RNA is any of various nucleic acids that contain ribose and uracil as structural components and are associated with the control of cellular chemical activities.

  8. RNA - (Cell Biology) - Vocab, Definition, Explanations | Fiveable

    RNA, or ribonucleic acid, is a crucial molecule found in all living cells that plays a vital role in coding, decoding, regulation, and expression of genes. Unlike DNA, RNA is typically single-stranded and …

  9. What is RNA - RNA Society

    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”.

  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 …