click below
click below
Normal Size Small Size show me how
sci.unit 11
taxonomic groups
| Term | Definition |
|---|---|
| cell | the smallest unit of an organism that performs life functions |
| nucleus | a structure found in eukaryotic cells that contain DNA and is responsible for controlling the activities |
| Eukaryotic | a cell containing a membrane-enclosed nucleus and organelles |
| Prokaryotic | a cell lacking a nucleus or any other membrane-enclosed organism |
| unicellular | an organism made up of one single cell |
| multicellular | an organism made up of more than one cell,and often made up of different types of cells |
| classification | the process of grouping things based on similarities |
| taxonomy | the branch of science that formally names and classifies organism by their structure, function and relationship |
| Domain | the highest rank of group organism three groups:Bacteria,Archaea,and Eukarya |
| Bacteria | prokarytic ,uni-cellular organism that lacks a nucleus in its cell |
| Archaea | prokaryotic ,uni-cellular organism that lacks a nucleus in its cell and lives in extreme environments |
| Eukarya | organism with cells that contain a nucleus |
| Kingdom | a Taxonomic rack below domain. 6 Groups : Animalia ,Fungi , plantae ,Protista ,Archaea and Eubacteria |
| autotroph | an oranism thatis able to make it's own food;known as a producer in food chain |
| hetertroph | an organism that CANNOT make it's own food ;known as a consumer in the food chain |
| asexual | a method of reprduction that requires only one parent soure |
| cell theory | states that all living organisms are made up of 1 or more cells; cells are the basic unit of life and all cells come from other cells |
| Archeabacteria | uni-cellular ,asexual,auto and heterotroph, prokaryotic organism that live in extreme environments |
| Eubacteria | uni-cellular , asexual ,auto and heterotroph, prokaryotic organism that live in moderate environments |
| Protista | uni- and multi cellular sexual or asexual, auto and heterotroph ,eukaryotic organism that are microscopic |
| Fungi | uni- and multi-cellular ,sexual and asexual, heterotroph , eukaryotic organism ;known as a decomposer ine the food chain |
| Plantae | multi cellular ,sexual or a sexual ,autotrophs, eukaryotic organism ;known as the producer in the food chain |
| Animilia | multicellular ,sexual and asexual, heterotroph seukaryotic organisms;known as a consmer in the food chain |
| `sexual | a method of reproduction that requires both male and female parent sorce |