Bio 163 6 Levels of Organization
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6 Terms
Chemical Level
Elements like hydrogen, oxygen, carbon, nitrogen are chemically bonded to one another to form molecules.
Cellular Level
many different molecule types compose the structures of cells. cells are the smallest autonomous units that compose all living organisms
tissue level
two or more similar cells that have a common function
organ level
automatically distant structure of the body composed of two or more tissue types. performs at least one specific biological function.
organ system level
two or more organs that work together to perform major functions and meet physiological needs of the body.
Organismal
The organ systems working together to maintain homeostasis and perform the functions of an entire organism