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Unit 11 vocab.
Science
Term | Definition |
---|---|
cell | the smallest unit of an organism that performs life functions. |
nucleus | a structure found in Eukaryota cells that contains DNA and is responsible for controlling the activities of all cells. |
eukaryotic | a cell containing a membrane- enclosed nucleus and organelles. |
Prokaryotic | a cell lacking a nucleus or any other membrane- enclosed organelles. |
unicellular | an organism made up of one single cell. |
multicellular | an organism made up of more that one cell, and often made up of different type of cell. |
classification | the process of grouping things based on similarities. |
taxonomy | the branch of science that formally names and classifies organisms by their structure, function and relationship |
Domain | the highest and largest rank of grouping organisms. |
Domain Bacteria | prokaryotic, single celled organism that lacks a nucleus in its cell |
Domain Archaea | prokaryotic, single celled organism that lacks a nucleus in its cell and can live in extreme environments. |
Domain Eukarya | organisms with cells that contain a nucleus. |
kingdom | a taxonomic rank below domain 6 groups : Animalia, Fungi, Plantae, Protista, Archaea, and Eubacteria. |
autotroph | an organism that is able to makes its own food; known as a consumer in the food chain |
heterotroph | an organism that CANNOT make its own food; such as a consumer in the food chain |
asexual | a method of reproduction that requires only ONE parent |
sexual | a method of reproduction that requires both male and female parent |
cell theory | states that all living organisms are made up of 1 or more cells basic unit of life and all cells come from other cells |
Kingdom Archeabacteria | unicellular, asexual, auto and heterotroph, prokaryotic organisms that live in EXTREME environments |
Kingdom Eubacteria | unicellular, asexual, auto and heterotroph, prokaryotic organism that lives in moderate environments |
Kingdom Protista | uni- and multicellular sexual or asexual, auto- and heterotroph eakaryotic |
Kingdom Fungi | |
Kingdom Plantae | |
Kingdom Animilia |