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Characteristics of Life

  1. Cellular Level: membrane. Body level: skin.
    -keep insides in and outsides out-
    Maintaining Boundaries
  2. within body: blood, food
    whole body: locomotion
    Movement
  3. The ability to respond to the environment make adjustments to a changing environment.
    Responsiveness
  4. Break down of food/ absorption of food to be used for energy
    Assimilation of Nutrients (digestion)
  5. All chemical reactions of the body's cells; provide energy for life
    Metabolism
  6. Breakdown reactions AB -> A+B; release energy
    Catabolims
  7. Building-Up reactions A+B -> AB; consumes energy
    Anabolism
  8. Removal of waste products produced by metabolism.
    ex: urinary, digestive
    Excretion
  9. Formation of new cells for growth, repair, replacement (cellular) production of new individual (organism)
    Reproduction
  10. Increase in size of body part or organism can increase size of existing cells or number of cells
    Growth
Author
abby32892
ID
61657
Card Set
Characteristics of Life
Description
Living organisms share unique characteristics not seen in non-living things.
Updated

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