The process by which living things convert sugar into energy (ATP) in the presence of oxygen
The sum of all activities that help maintain an organisms homeostasis
The maintenance of a stable internal environment
All the chemical reactions occuring within the cells of an organism
The removal of metabolic wastes
Taking materials from the external environment and changing them into usable forms
Production of new organisms of the same kind
Combining simple substances chemically to make more complex substances (allows for growth and repair)
Process by which substances enter and leave cells and become distributed in the organism
The study of life
The basic unit of life
Organisms that need to obtain food
Organisms that have the ability to make their own food; "Self-Feeders"
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