respiratory trees

  • 31Permian–Triassic extinction event — …

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  • 32Thermoregulation — is the ability of an organism to keep its body temperature within certain boundaries, even when temperature surrounding is very different. This process is one aspect of homeostasis: a dynamic state of stability between an animal s internal… …

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  • 33crustacean — /kru stay sheuhn/, n. 1. any chiefly aquatic arthropod of the class Crustacea, typically having the body covered with a hard shell or crust, including the lobsters, shrimps, crabs, barnacles, and wood lice. adj. 2. belonging or pertaining to the… …

    Universalium

  • 34infectious disease — Introduction       in medicine, a process caused by a microorganism that impairs a person s health. An infection, by contrast, is the invasion of and replication in the body by any of various microbial agents including bacteria, viruses (virus),… …

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  • 35Air pollution — from World War II production Smog over …

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  • 36bivalve — bivalvular /buy val vyeuh leuhr/, adj. /buy valv /, n. 1. Also called lamellibranch. Zool. any mollusk, as the oyster, clam, scallop, or mussel, of the class Bivalvia, having two shells hinged together, a soft body, and lamellate gills. adj. 2.… …

    Universalium

  • 37Lingzhi — Taxobox name = Ganoderma lucidum image width = 270px regnum = Fungi phylum = Basidiomycota classis = Agaricomycetes ordo = Polyporales familia = Ganodermataceae genus = Ganoderma species = G. lucidum binomial = Ganoderma lucidum binomial… …

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  • 38lepidopteran — /lep i dop teuhr euhn/, adj. 1. lepidopterous. n. 2. a lepidopterous insect. [1850 55; LEPIDOPTER(A) + AN] * * * Any of the more than 100,000 species constituting the order Lepidoptera (Greek: scaly wing ): butterflies, moths, and skippers. The… …

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  • 39spider — spiderless, adj. spiderlike, adj. /spuy deuhr/, n. 1. any of numerous predaceous arachnids of the order Araneae, most of which spin webs that serve as nests and as traps for prey. 2. (loosely) any of various other arachnids resembling or… …

    Universalium

  • 40Allergy — Classification and external resources Hives are a common allergic symptom. ICD 10 T78.4 …

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