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ORGANISM

ORGANISM. Things that are alive Any living thing is an organism. Living or Non-living. Living Meets all characteristics of living things Dead: used to be living. Non-living Never living to begin with. Characteristics of Living Things. CELLS.

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ORGANISM

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  1. ORGANISM • Things that are alive • Any living thing is an organism

  2. Living or Non-living • Living • Meets all characteristics of living things • Dead: used to be living • Non-living • Never living to begin with

  3. Characteristics of Living Things

  4. CELLS • All organisms are made up of cells (tiny building blocks) • Unicellular: Single-celled organisms (bacteria) • Multicellular: Organisms that are made up of many cells (plants)

  5. Are made up of chemicals • Water • Carbohydrates • Proteins • Lipids • Genetic material (DNA) Living things must find ways to keep the chemicals balanced (HOMEOSTASIS)

  6. Use Energy • All organisms need nutrients and water for energy • Some organisms make their own food (AUTOTROPHS) • Plants • Some organisms can not make their own food (HETEROTHROPHS) • Animals

  7. RESPOND to the ENVIRONMENT • All organisms react to changes in their environment or a STIMULUS • Organisms react to a stimulus with a response

  8. GROW & DEVELOP • All organisms change and become more complicated as it grows

  9. REPRODUCE • All organisms need to reproduce to keep their species alive

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