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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

    3 days ago · An RNA molecule has a backbone made of alternating phosphate groups and the sugar ribose, rather than the deoxyribose found in DNA. Attached to each sugar is one of four bases: …

  4. RNA: The basics (article) | NOVA Labs | Khan Academy

    Every strand of RNA is a sequence of four building blocks called nucleotides. Each RNA nucleotide consists of three parts: a sugar, a phosphate group, and a nitrogen-containing base.

  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? 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.

  7. RNA: The Versatile Molecule - University of Utah

    The key to RNA's versatility is its chemical structure. It's made from just 4 simple building blocks, yet RNA can take on a nearly infinite variety of shapes. And its three-dimensional shape in part …

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

    Apr 5, 2025 · At its most basic level, RNA is a polymer made up of nucleotides, the building blocks that also form DNA. Each nucleotide in RNA consists of a sugar (ribose), a phosphate group, and a …

  9. What is RNA? | Diagram of RNA types and uses - YourGenome

    RNA is a nucleic acid similar to DNA, but with only a single, helical strand of bases. It plays a key role in turning DNA instructions into functional proteins.

  10. DNA AND RNA STRUCTURE – BIOLOGY BASICS

    Deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) are nucleic acids. Like all macromolecules nucleic acids are made of building blocks or monomers. The monomer of nucleic acids is …