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Characteristics Life

TermDefinition
living has all the characteristics & functioning
non-living never had all the needed characteristics
dead once had all the characteristics, lost some or all
dormant has all the characteristic just not in us, could grow though if conditions allow it
unicellular one cell
multicellular many or more than one cell
metabolism process of food changing into energy
catabolic reactions breaks things down for energy
anabolic reactions builds back things to make ATP from calories
calories/ATP molecule of energy we use
equilibrium not balanced (blood pressure, ph levels, water pressure)
growth size
development change
stem cells a cell that has potential to become any cell the body needs
sexual reproduction two sources needed to reproduce for the sake of the species
asexueal reproduction oneself needs to do to sustain living
stimulus things that cause a reaction to maintain homeostasis
response external reaction to stimuli
species can evolve over time
individuals can't evolve
natural selection best suited for the environment if their not they die
environmental changes environmental changes affects evolution over generations
changes to dna evolution throughout species
heredity dna
organization all cells need this to function and stay alive
respiration oxygen to break down food for energy
synthesis making complex materials from basic ones
excretion removing waste
assimilation fixing worn out parts
transport moves necessary materials throughout the body
secretion releasing all substances
nutrition get from food
regulation maintaining stability
Created by: Isabela Reyes
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