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  1. 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.

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

    Dec 10, 2025 · The configuration of the DNA molecule is highly stable, allowing it to act as a template for the replication of new DNA molecules, as well as for the production (transcription) of the related RNA …

  4. RIBONUCLEIC ACID Definition & Meaning - Merriam-Webster

    The meaning of RIBONUCLEIC ACID is rna.

  5. 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 …

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

    Jun 21, 2022 · Ribonucleic acid or RNA is a nucleic acid found in all living cells. While RNA resembles DNA in many ways, it contains a different set of bases, usually is single-stranded instead of double …

  7. Ribonucleic Acid (RNA): Types, Structure & Their Function

    Jul 31, 2025 · Ribonucleic acid (RNA) is a fundamental biomolecule present in most living organisms and many viruses. It consists of a ribose sugar, phosphate backbone, and nitrogenous bases — …

  8. Ribonucleic Acid (RNA) - ChemTalk

    In this tutorial, you will learn all about ribonucleic acid (RNA). This includes its structure, synthesis, different types, and more!

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

    Aug 3, 2023 · RNA (Ribonucleic acid) is a single-stranded nucleic acid molecule and made up of ribonucleotides. 3 types of RNA are mRNA, rRNA, and tRNA.

  10. RNA: What it is, what it does, and why it’s one of life’s most ...

    Dec 21, 2022 · RNA is 'ribonucleic acid' and DNA is 'deoxyribonucleic acid'. The two forms of nucleic acid have similar backbones, which consist of two alternating chemical groups: phosphate and a …