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The Essential Characteristics of Life

Explore the six important characteristics shared by all living things, from cellular organization to reproduction, and the four basic needs for survival, including energy, water, living space, and stable internal conditions like homeostasis.

luke-nichols
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The Essential Characteristics of Life

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Presentation Transcript

  1. What is Life?

  2. All living things share 6 important characteristics: Cellular Organization: Cells: The basic unit of structure and function in an organism.

  3. All living things share 6 important characteristics: Unicellular: Having only one cell. Multicellular: Havingmany cells.

  4. All living things share 6 important characteristics: • Similar Chemicals: • The most abundant chemical is water. • Carbohydrates, proteins, lipids, nucleic acids.

  5. All living things share 6 important characteristics: • Energy Use: • Cells are constantly hard at work, growing and repairing.

  6. All living things share 6 important characteristics: • Growth and Development: • Development: the process of • change that occurs in an organism’s • life to become more complex.

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  8. All living things share 6 important characteristics: • Respond to Surroundings: • Stimulus: A change in the • organism’s surroundings that • causes the organism to react. • Response: An action or change in • behavior.

  9. All living things share 6 important characteristics: Reproduction: Reproduce: Produce offspring similar to the parents.

  10. All living things need 4 basic things to stay alive: Energy: Autotrophs: Organisms that can make their own food. Example: ________________

  11. All living things need 4 basic things to stay alive: Energy: Heterotrophs: Organisms that cannot make their own food. Example: ________________

  12. All living things need 4 basic things to stay alive: • 2. Water: • All living things need water to survive.

  13. All living things need 4 basic things to stay alive: • 3. Living Space: • All organisms need a place to live.

  14. All living things need 4 basic things to stay alive: 4. Stable Internal Conditions: Homeostasis: Organisms must be able to keep the conditions in their bodies constant. Example: ________________

  15. Items you will need: • A sandwich bag • 3 note cards • A label • A pencil

  16. Note card Details: • Keep with you in science. • Have all cards in the bag. • Turn in on test day for extra credit.

  17. Words to add today: • Unicellular • Multicellular • Autotroph • Heterotroph • Homeostasis • Variable

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