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  1. What Is a Gene? - Cleveland Clinic

    Jul 9, 2025 · What is a gene? Genes are segments of DNA that give your body the instructions for a specific characteristic (trait) or process. DNA is the molecules that make up those instructions. It’s …

  2. Gene | Definition, Structure, Expression, & Facts | Britannica

    3 days ago · gene, unit of hereditary information that occupies a fixed position (locus) on a chromosome. Genes achieve their effects by directing the synthesis of proteins. In eukaryotes (such as animals, …

  3. Gene - Wikipedia

    We define a gene as a DNA sequence that is transcribed. This definition includes genes that do not encode proteins (not all transcripts are messenger RNA). The definition normally excludes regions of …

  4. What is a gene?: MedlinePlus Genetics

    May 21, 2024 · What is a gene? A gene is the basic physical and functional unit of heredity. Genes are made up of DNA. Some genes act as instructions to make molecules called proteins, which are …

  5. What Are Genes and Where Are They Found in the Cell?

    Aug 3, 2025 · To understand what genes are and where they reside inside the cell is to begin to understand life itself—from its simplest forms to the breathtaking intricacies of human thought, …

  6. What Are Genes, DNA, and Chromosomes? - Verywell Health

    Oct 27, 2025 · Genes are the basic units that determine the traits that we inherit from our parents. 1 They contain coded information found in nearly every cell of the human body. Our genes are made …

  7. Gene

    2 days ago · The gene is considered the basic unit of inheritance. Genes are passed from parents to offspring and contain the information needed to specify physical and biological traits.

  8. What is a gene? | Definition of a gene - YourGenome

    What is a gene? Genes are small sections of DNA that code for a functional product, like a protein. Our DNA is organised into small sections, called genes. Each gene contains the instructions for making a …

  9. What Is a Gene and What Is Its Function? - Biology Insights

    Genes are the fundamental blueprints for life, guiding the development and functioning of every living organism. They hold the instructions that determine our characteristics, from eye color to how our …

  10. Minute to Understanding: What are genes? - research.jax.org

    Every cell has a nucleus and inside every nucleus are chromosomes and all chromosomes are made of DNA, molecules that contain genetic information called genes. Genes in general direct specific …