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Term Definition
cell the smallest unit of an organism that performs life functions
nucleus a structure found in Eukaryota cells that contain DNA and is responsible for controlling the activities of the cell
Eukaryota a cell containing a membrane – enclosed 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 than one cell and often made up of different type of cell
classification the process of grouping thing 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 three groups Archean bacteria and Eukaryota
bacteria prototypical single called organism that lacks a nucleus in its cell
Archean prokaryotic single celled organism that lacks a nucleus in its cell
eukarya organism with cells that contain a nucleus
Archeabacteria unicellular asexual auto and heterotroph prokaryotic organism that
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