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Organization Levels

Levels of Organization Vocab

TermDefinition
Differentiation the process in which the structure and function of the parts of an organism change to enable specialization of those parts.
Domain in a taxonomic system based on rRNA analysis, one of the three broad groups that all living things fall into.
Kingdom the highest taxonomic category, which contains a group of similar phyla.
Multicellular. Describes a tissue, organ, or organism that is made of many cells.
Organ a collection of tissues that carry out a specialized function of the body.
Organism a living thing, anything that can carry out life processes independently.
Organ System a group of organs that work together to perform body functions.
Specialization the evolutionary adaptaion of a cell, organ, organism, or population for a particular function or environment.
Tissue a group of similar cells that perform a common function.
Unicellular describes an organism that consists of a single cell.
Population A group of individuals that belong to the same species and live in the same geographic area
Cell Theory ..., idea that all living things are composed of cells, cells are the basic units of structure and function in living things, and new cells are produced from existing cells
Life cycles The entire sequence of stages in the life of an organism, from the adults of one generation to the adults of the next.
Created by: Christensent