About 137,000 results
Open links in new tab
  1. Nucleotide - Wikipedia

    Nucleotides are organic molecules composed of a nitrogenous base, a pentose sugar and a phosphate. They serve as monomeric units of the nucleic acid polymers – deoxyribonucleic acid (DNA) and …

  2. Nucleotide | Description, Types, Function, & Facts | Britannica

    Jan 23, 2026 · A nucleotide is any member of a class of organic compounds in which the molecular structure comprises a nitrogen-containing unit (base) linked to a sugar and a phosphate group.

  3. Nucleotide Definition, Structure, and Function

    Aug 31, 2023 · What Is a Nucleotide? A nucleotide is an organic molecule that serves as the building block for nucleic acids like DNA (deoxyribonucleic acid) and RNA (ribonucleic acid). These …

  4. Nucleotide - National Human Genome Research Institute

    3 days ago · A nucleotide is the basic building block of nucleic acids (RNA and DNA). A nucleotide consists of a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate …

  5. Nucleotide: Structure, Types, and Biological Functions

    Apr 28, 2024 · A nucleotide is a pentose sugar linked to a nitrogenous base and a phosphate molecule. Nucleotides are the building blocks of DNA. Figure: Nucleotide. The nitrogenous bases are derived …

  6. What are Nucleotides? - Creative Proteomics

    Nucleotides are organic molecules that serve as the building blocks of nucleic acids, such as DNA (deoxyribonucleic acid) and RNA (ribonucleic acid). They are composed of three primary …

  7. 28.1: Nucleotides and Nucleic Acids - Chemistry LibreTexts

    Each nucleotide is composed of a nucleoside bonded to a phosphate group, and each nucleoside is composed of an aldopentose sugar linked through its anomeric carbon to the nitrogen atom of a …

  8. NUCLEOTIDE Definition & Meaning - Merriam-Webster

    The meaning of NUCLEOTIDE is any of several compounds that consist of a ribose or deoxyribose sugar joined to a purine or pyrimidine base and to a phosphate group and that are the basic …

  9. Nucleotide Structure and Function in Genetics - Biology Insights

    Apr 29, 2025 · DNA nucleotides are the fundamental units of deoxyribonucleic acid, a molecule that stores and transmits genetic information across generations. These nucleotides are distinguished by …

  10. Nucleotide - Definition, Structure (3 Parts), Examples & Function

    Oct 4, 2019 · A nucleotide is an organic molecule that is the building block of DNA and RNA. They also have functions related to cell signaling, metabolism, and enzyme reactions. A nucleotide is made up …