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Life Functions

TermDefinition
Nutrition involves the activities involved in ingestion, digestion and egestion
Transport includes the absorption of materials into the body and the circulation of materials to all the cells of the organism
Respiration includes the chemical activities that release energy for use by the cells; requires oxygen for breathing
Excretion includes all activities involved in the elimination of waste products from the organism
Growth increases in size brought about by increase in cell size and cell number
Synthesis involves chemical reactions in which small molecules combine to form larger ones
Regulation involves the control and coordination of life functions
Reproduction results in the production of new individuals
Metabolism all the chemical activities that an organism must carry on to sustain life
Homeostasis maintenance of a stable environment in spite of changes in the external environment
Created by: bgrim2312