What makes something Alive??
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Transcript of What makes something Alive??
WHAT MAKES SOMETHING ALIVE??
1. ALL LIVING THINGS HAVE CELLS
Single cell or multicelled
2. ALL LIVING THINGS TAKE IN ENERGY Plants: photosynthesis Bacteria: chemosynthesis Animals: Food (cellular metabolism)
3. ALL LIVING THINGS GROW AND DEVELOP
Life cycle: born, grow, die
4. ALL LIVING THINGS REPRODUCE Asexual Sexual
5. ALL LIVING THINGS EVOLVE OVER TIME Adaptation is a form of survival that
leads to the evolution of organisms
6. ALL LIVING THINGS RESPOND TO THEIR ENVIRONMENT
Maintain balance Movement Homeostasis
the ability of an organism to maintain internal equilibrium by adjusting its bodily processes
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DIVERSITY OF LIFE ON EARTH 1.8 million identified species in the
world Largest mammal: blue whale
DIVERSITY OF LIFE ON EARTH Largest plant: quaking aspen Smallest forms of life: microbes or
bacteria
LARGEST MAN VS. BLUE WHALE 1257 lbs. (571 kg) 200 tons
399037 lbs. 181380 kg