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  1. Intron - Wikipedia

    These complex architectures allow some group I and group II introns to be self-splicing, that is, the intron-containing RNA molecule can rearrange its own covalent structure so as to precisely …

  2. Intron - Definition, Function and Structure | Biology Dictionary

    Aug 6, 2017 · An intron is a stretch of DNA that begins and ends with a specific series of nucleotides. These sequences act as the boundary between introns and exons and are known …

  3. Introns- Definition, Structure, Functions, Classes, Splicing

    Aug 3, 2023 · Introns are thousands of base pairs long and have many different cryptic splice sites which have sequence recognition available.

  4. Intron - National Human Genome Research Institute

    3 days ago · An intron is a region that resides within a gene but does not remain in the final mature mRNA molecule following transcription of that gene and does not code for amino acids …

  5. What Are Introns and What Is Their Function? - Biology Insights

    Aug 14, 2025 · Introns are the non-coding, intervening sequences interspersed within these exons. Think of a gene as a recipe in a cookbook. Exons are the precise, actionable steps and …

  6. intron / introns | Learn Science at Scitable - Nature

    Introns are also referred to as intervening sequences. Introns are non-coding sections of an RNA transcript, or the DNA encoding it, which are spliced out, or removed, before the RNA …

  7. INTRON Definition & Meaning - Merriam-Webster

    The meaning of INTRON is a polynucleotide sequence in a nucleic acid that does not code information for protein synthesis and is removed before translation of messenger RNA.

  8. Intron - Simple English Wikipedia, the free encyclopedia

    An intron is a non-coding sequence in a gene. It is any nucleotide sequence within a gene that is removed by RNA splicing to get the final RNA product of a gene. [1][2] The term intron refers …

  9. Intron - Definition, Structure, Functions - Biology Notes Online

    May 30, 2024 · A DNA segment that begins and ends with a particular sequence of nucleotides called an intron. As the boundary between introns and exons, these sequences are known as …

  10. What Is an Intron and Its Role in Gene Expression?

    Aug 19, 2025 · An intron is a nucleotide sequence located within a gene that is ultimately not present in the final, mature RNA product. Its counterpart, the exon, represents the portions of …