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Chars of Life


Metabolism the sum of all life processes carried out by an organism
Reproduction process of making more of a species (not a metabolic process)
Nutrition process of obtaining food
Digestion process an organism uses to break down a large molecule into smaller molecules
Excretion process an organism uses to release wastes
Transport process of delivering materials to/from cells
Homeostasis process of keeping an internal balance (example...humans sweat to cool down their bodies)
Growth physical changes an organism goes through in its lifetime
Evolve gradual changes in a population's gene pool over time (not a metabolic process)
Regulation process of controlling life processes
Nonliving not endowed with life
Organelles tiny structures inside a cell that each perform a specific job for the cell
Cell the smallest structure found in all living things
Tissue group of similar cells that perform a particular function
Organs group of tissues that work together to perform closely related functions
System a group of organs working together
Organism an individual living thing
Unicellular one celled, simple, lack tissues, organs, systems
Multicellular many celled, complex, have tissues, organs, systems
Genetic Code (DNA) linear polymer found on the nucleus of a cell and associated with the transmission of genetic information
Asexual reproduction simple organisms, 1 parent, no gametes, identical offspring
Sexual Reproduction complex organisms, 2 parents, gametes, variation in offspring
Stimulus information or event that acts to arouse action
Circulation movement of blood through the heart and blood vessels
Absorption The process of absorbing or assimilating substances into cells or across the tissues and organs through diffusion
Cellular respiration process all living things use to make energy inside cells
Autotroph (producer) organism that can capture energy to produce its own food
Heterotroph (consumer) organism that obtains energy from the food it consumnes
Response a reaction to a stimulus
Created by: gmottola