Biology Dictionary

  • Glottitis

    Glottitis

    Inflammation of the glottis, which may lead to pain, swelling, and difficulty breathing.

  • Glu

    Glu

    Abbreviation for glutamic acid, an amino acid that plays a major role in cellular metabolism.

  • Glucagon

    Glucagon

    A hormone produced by the pancreas that raises blood glucose levels by promoting the breakdown of glycogen.

  • Gluconeogenesis

    Gluconeogenesis

    The metabolic process by which glucose is synthesized from non-carbohydrate precursors, such as amino acids or lactate.

  • Glucosamine (glcn)

    Glucosamine (glcn)

    An amino sugar involved in the formation of cartilage and used as a dietary supplement to treat joint disorders.

  • Glucose (also see alpha-glucose and beta-glucose)

    Glucose (also see alpha-glucose and beta-glucose)

    A simple sugar and primary source of energy for cells, commonly found in blood and produced by photosynthesis in plants.

  • Glucose (glc)

    Glucose (glc)

    A monosaccharide sugar that is an important energy source in living organisms.

  • Germinal epithelium

    Germinal epithelium

    The layer of cells in the gonads (ovaries or testes) that produce germ cells (sperm or eggs).

  • Germination

    Germination

    The process by which a seed develops into a new plant, typically involving the growth of the embryo and the emergence of the shoot.

  • Gestation

    Gestation

    The period of development during pregnancy, from conception to birth, in mammals.