26 terms

Chapter 2 Bio

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The 8 characteristics of life
Homeostathis, grow and develop, cell respiration, move freely,adjust to the enviroment, DNA+RNA, obtain and use energy
hierarchy of organisms
Domain, kingdom, phylum, class, order, family, genus species
Hierarchy of taxon
Life, domain, kingdom, class, oder, phylum, genus, species
Binomial nomenclature
Classification system in which each species is assigned a two-part scientific name- founder was Linnaeus
History of taxonomy
Inventor- Aristotle- divided organisms into plants and animals
Ray- more modern- establishes Latin as the naming language
Linnaeus- known for naming, ranking, and classification- father
3 domains
Bacteria- prokaryotes, cell walls contain peptidoglycan, heterotroph
Eukarya- has a nucleus, eukaryotes- Protista fungi plants and animals belong to this domain
Archae- can live in extreme environments, eukaryote
Five kingdoms of life
Fungi, plants, animals, Protista, bacteria
Fungi
Hetertrophic, cant move, eat decaying matter, no roots
Plants
Have chlorophyll, autotrophic, multicellular, cant move around freely
Animals
Heterotrophs, multicellular, contain a complex organ system
Bacteria
Unicellular microscopic, helpful and harmful
Protists
unicellular eukaryotes
Mammals
Omnivores and dont lay eggs
Insects
Invertebrates and lay eggs
Birds
Lay eggs and have wings
Fish
Live in water and breathe through gills
Amphibians
Cold blooded carnivores
Reptiles
Bodies covered in scales cold blooded
Species
Group of living organisms consisting of similar traits
dichotomous key
a tool used to identify and name organisms
Eukaryote
organism whose cells contain a nucleus
Prokaryote
Organisms ms whose cells lack a nucleus
Unicellular
One have one cell
Multicellular
Contain more than one cell
Heterotroph
Cannot make their own food
Autotroph
Can make their own food