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  1. Ribosomal RNA - Wikipedia

    Ribosomal ribonucleic acid (rRNA) is a type of non-coding RNA which is the primary component of ribosomes, essential to all cells. rRNA is a ribozyme which carries out protein synthesis in ribosomes.

  2. Ribosomal RNA (rRNA) | Definition & Function | Britannica

    ribosomal RNA (rRNA), molecule in cells that forms part of the protein -synthesizing organelle known as a ribosome and that is exported to the cytoplasm to help translate the information in messenger RNA …

  3. What Is rRNA? Ribosomal RNA Function and Structure

    Ribosomal RNA (rRNA) is an RNA molecule present in all living cells. It is a component of ribosomes, cellular structures responsible for protein synthesis. rRNA is abundant, often making up about 80% …

  4. Ribosomal RNA (rRNA): Definition & Function - Biology Dictionary

    Oct 4, 2019 · Ribosomal RNA Definition Ribosomal ribonucleic acid (rRNA) is the RNA component of ribosomes, the molecular machines that catalyze protein synthesis.

  5. RRNA Definition - General Biology I Key Term | Fiveable

    Ribosomal RNA (rRNA) is a type of non-coding RNA that is a fundamental component of ribosomes, which are the cellular structures responsible for protein synthesis. rRNA molecules provide structural …

  6. Fact Sheet: Ribosomal RNA (rRNA) | CD Genomics Blog

    Feb 22, 2024 · Ribosomal RNA (rRNA) serves as the foundational framework of the ribosome, a vital organelle orchestrating protein synthesis. Unlike messenger RNA (mRNA), which carries genetic …

  7. Nucleic acid - Ribosomal RNA, rRNA, Translation | Britannica

    Nov 24, 2025 · Ribosomal RNA (rRNA) molecules are the structural components of the ribosome. The rRNAs form extensive secondary structures and play an active role in recognizing conserved …

  8. Ribosomal DNA - Wikipedia

    Ribosomal DNA The ribosomal DNA (rDNA) consists of a group of ribosomal RNA encoding genes and related regulatory elements, and is widespread in similar configuration in all domains of life.

  9. What Is rRNA? What Role Does rRNA Play? - DNA Testing Experts

    May 4, 2024 · Ribosomal RNA, also called rRNA, makes up around 60% of the total ribosome. It serves both a structural and catalytic function. The various rRNA molecules provide the physical scaffolding …

  10. What Is an rRNA Sequence and Why Is It So Important?

    Jul 30, 2025 · Ribosomal RNA (rRNA) is found in all living cells, playing a central role in sustaining life. It is a type of ribonucleic acid (RNA), a molecule made of linked nucleotides. rRNA forms the structural …