Biology Dictionary

  • Kinetic molecular theory

    Kinetic molecular theory

    A theory that explains the behavior of gases based on the motion of their particles.

  • Kinetin

    Kinetin

    A type of cytokinin plant hormone that promotes cell division.

  • Kinetochore

    Kinetochore

    A protein structure on chromatids where the spindle fibers attach during cell division.

  • Kingdom

    Kingdom

    A major taxonomic category, ranking above phylum and below domain.

  • Kinin

    Kinin

    A plant hormone involved in cell division and other growth processes.

  • Kinocillium

    Kinocillium

    A single large cilium found on hair cells of the inner ear, involved in balance and hearing.

  • Klenow fragment

    Klenow fragment

    A portion of DNA polymerase I used in molecular biology for DNA replication.

  • Klinefelter syndrome

    Klinefelter syndrome

    A genetic condition in males with an extra X chromosome (XXY), often leading to infertility and physical differences.

  • Km

    Km

    Kilometer, a unit of length equal to 1,000 meters.

  • Kmno₄

    Kmno₄

    Potassium permanganate, a chemical compound used as an oxidizing agent and disinfectant.