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  1. Chromosome - Wikipedia

    A chromosome is a package of DNA containing part or all of the genetic material of an organism. In most chromosomes, the very long thin DNA fibers are coated with nucleosome -forming …

  2. Chromosomes Fact Sheet - National Human Genome Research …

    Aug 15, 2020 · Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic …

  3. Chromosomes: Definition, Structure & Function - Cleveland Clinic

    Humans typically have 23 pairs of chromosomes for a total of 46 chromosomes. The first 22 are called autosomes and the last pair are sex chromosomes. Chromosomes organize and store …

  4. What is a Chromosome? Structure, Function, and Role in Genetics

    Apr 17, 2025 · Though invisible to the naked eye, chromosomes are the ultimate custodians of life’s most precious information. They carry our DNA—the molecules that encode all the …

  5. Chromosome: MedlinePlus Medical Encyclopedia

    Apr 1, 2025 · Chromosomes are structures found in the center (nucleus) of cells that carry long pieces of deoxyribonucleic acid (DNA). DNA is the material that holds genes. It is the building …

  6. Chromosome | Structure & Function | Britannica

    Dec 12, 2025 · chromosome, the microscopic threadlike part of the cell that carries hereditary information in the form of genes. A defining feature of any chromosome is its compactness.

  7. Genetics, Chromosomes - StatPearls - NCBI Bookshelf

    Apr 3, 2023 · The chromosomal structure is composed of the organism's DNA and special proteins to form the dense, coiled architecture. The chromosome's tertiary structure is a crucial …

  8. CHROMOSOMAL Definition & Meaning - Merriam-Webster

    The meaning of CHROMOSOME is any of the rod-shaped or threadlike DNA-containing structures of cellular organisms that are located in the nucleus of eukaryotes, are usually ring …

  9. What are Chromosomes? - learn.genetics.utah.edu

    Each chromosome includes a single, linear molecule of DNA with its own set of genes. Chromosomes are numbered according to their size, and genes are arranged along them in a …

  10. CHROMOSOMAL | English meaning - Cambridge Dictionary

    CHROMOSOMAL definition: 1. relating to chromosomes (= the parts of the cell that carry genetic information): 2. relating…. Learn more.