01 life
TRANSCRIPT
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Regents Biology 2007-2008
Properties of Life
What characteristics do living creatures have in common?
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Regents Biology
carbohydrates proteins
Living creatures are ORGANIZED
molecules proteins, fats, carbohydrates, nucleic acids
DNA
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Regents Biology
Living creatures are ORGANIZED
All made of the same collection of chemicals, but we are organized as… organelles & cells
plant cells & animal cells
animal cell
plant cell
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Regents Biology
Living creatures are ORGANIZED
All made of the same collection of chemicals, but we are organized as… organs & organ systems
respiratory, circulatory, digestive, etc.
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Regents Biology
Living creatures RESPOND
Respond to internal changes Homeostasis
maintaining balanced conditions inside the body
Respond to external changes
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Regents Biology
Living creatures use ENERGY
mitochondria
Metabolism all the reactions your body performs to
make & use energy eating & digestion & elimination of waste synthesis = building cellular respiration = making energy
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Regents Biology
Living creatures GROW & DEVELOP
Change over an individual’s life time get bigger mature
so they can reproduce
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Regents Biology
Living creatures REPRODUCE
Make the next generation
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Regents Biology 2007-2008
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