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  1. Genetics | History, Biology, Timeline, & Facts | Britannica

    Dec 14, 2025 · Genetics, study of heredity in general and of genes in particular. Genetics forms one of the central pillars of biology and overlaps with many other areas, such as agriculture, …

  2. genetics - Kids | Britannica Kids | Homework Help

    Genetics is the study of heredity, or how certain features pass from parents to their offspring, or young. Every kind of plant and animal produces young of its own species, or type.

  3. Genetics Definition & Meaning | Britannica Dictionary

    GENETICS meaning: the scientific study of how genes control the characteristics of plants and animals

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

    Dec 4, 2025 · gene, unit of hereditary information that occupies a fixed position (locus) on a chromosome. Genes achieve their effects by directing the synthesis of proteins.

  5. genetics summary | Britannica

    Genetics, study of heredity in general and of genes in particular. Genetics forms one of the central pillars of biology and overlaps with many other areas, such as agriculture, medicine, and …

  6. Human genetics | Description, Chromosomes, & Inheritance

    Human genetics, study of the inheritance of characteristics by children from parents. Human inheritance does not differ in any fundamental way from inheritance in other organisms.

  7. DNA | Definition, Discovery, Function, Bases, Facts, & Structure ...

    Dec 11, 2025 · Deoxyribonucleic acid (DNA) is an organic chemical that contains genetic information and instructions for protein synthesis. It is found in most cells of every organism.

  8. Mendelian inheritance | Gregor Mendel, Genes, & Genetics

    Dec 13, 2025 · The later discovery of chromosomes as the carriers of genetic units supported Mendel’s two basic laws, known as the law of segregation and the law of independent …

  9. Genetic code | Definition, Characteristics, Table, & Facts | Britannica

    Dec 22, 2025 · Deoxyribonucleic acid (DNA) is an organic chemical that contains genetic information and instructions for protein synthesis. It is found in most cells of every organism.

  10. Variation | Definition, Examples, & Facts | Britannica

    Genetics, a science born in the 20th century, reveals in detail how natural selection works and led to the development of the modern theory of evolution.