Biology Dictionary

  • Pediatrics

    Pediatrics

    The branch of medicine concerned with the health and medical care of infants, children, and adolescents.

  • Pedicle

    Pedicle

    A narrow stalk or structure that connects an organ or tissue to another structure.

  • Pedipalp (or pedipalpus)

    Pedipalp (or pedipalpus)

    A pair of appendages found in arachnids, used for feeding, sensing, and mating.

  • Peduncle

    Peduncle

    The stalk that supports a flower or fruit, or the base of the brain connecting it to the rest of…

  • Pelagic

    Pelagic

    Referring to the open ocean, away from the coast or the sea floor.

  • Pelomyxa

    Pelomyxa

    A genus of amoeba-like organisms that exhibit characteristics of both animals and protists.

  • Penniform

    Penniform

    Resembling a feather in shape or structure, typically referring to muscles or feathers.

  • Pennsylvania period

    Pennsylvania period

    The final period of the Paleozoic era, lasting from approximately 323 to 299 million years ago.

  • Pep

    Pep

    An abbreviation for ‘peptide,’ referring to a short chain of amino acids.

  • PEPC

    PEPC

    Phosphoenolpyruvate carboxylase, an enzyme that catalyzes the conversion of phosphoenolpyruvate to oxaloacetate in plants.