bony+structure

  • 101ostariophysan — ▪ fish Introduction  any of about8,000 species of bony fishes (bony fish) belonging to a group that includes the majority of freshwater fishes throughout the world. Familiar representatives of this group are the minnows (minnow), suckers (sucker) …

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  • 102perciform — ▪ fish order Introduction       any member of the order Perciformes, a group of bony fishes with more than 6,000 species placed in about 150 families. The order is the largest group of fishes in the world today. Perciform fishes occur in… …

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  • 103skeletal system, human — ▪ anatomy Introduction  the internal skeleton that serves as a framework for the body. This framework consists of many individual bones (bone) and cartilages (cartilage). There also are bands of fibrous connective tissue the ligaments (ligament)… …

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  • 104crocodile — crocodiloid /krok euh dil oyd, krok euh duy loyd/, adj. /krok euh duyl /, n. 1. any of several crocodilians of the genus Crocodylus, found in sluggish waters and swamps of the tropics. 2. any reptile of the order Crocodylia; crocodilian. 3. the… …

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  • 105respiration — respirational, adj. /res peuh ray sheuhn/, n. 1. the act of respiring; inhalation and exhalation of air; breathing. 2. Biol. a. the sum total of the physical and chemical processes in an organism by which oxygen is conveyed to tissues and cells,… …

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  • 106gasterosteiform — ▪ fish order Introduction       any member of the order Gasterosteiformes, a group of fishes characterized generally by soft fin rays, pelvic fins located on the abdomen, an air bladder without a duct to the gut, and a primitive kidney. Gill… …

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  • 107Inner ear — The cochlea and vestibule, viewed from above …

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  • 108respiration, human — ▪ physiology Introduction       the process by which oxygen is taken up and carbon dioxide discharged. The design of the respiratory system  The human gas exchanging organ, the lung, is located in the thorax, where its delicate tissues are… …

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  • 109mammal — mammallike, adj. /mam euhl/, n. any vertebrate of the class Mammalia, having the body more or less covered with hair, nourishing the young with milk from the mammary glands, and, with the exception of the egg laying monotremes, giving birth to… …

    Universalium

  • 110animal development — Introduction  the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by …

    Universalium