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Science final review
| Question | Answer |
|---|---|
| Define cell: | A cell is the basic unit of life. All living organisms are made up of cells. |
| Define nucleus: | The control center in a cell, hold genetic information for DNA. |
| Define Mitochondria: | The Mitochondria is a powerhouse in a cell and produces energy: Cellular Resperation occurs in this organelle. |
| Define Chloroplast: | Organelle which captures sunlight for photosynthesis occurs, only plant cells have this organelle. |
| Define Cell Membrane: | Controls what enters and leaves a cell. |
| Define Photosynthesis: | The process where plants make there own food from sunlight. |
| Define Cellular Resperation: | Occurs in the Mitochondria and gives energy to a cell. |
| Define Genotype: | The Genetic "Makeup" of a organism. |
| Define Phenotype: | The physical traits of an organism. |
| what is Natural Selection? | When a trait of an organism adapts to their environment so they can survive and reproduce. |
| Define GMO: | When a organism gets there DNA genetically modified using technology. |
| Define Fossil: | A preserved remain or trace of an organism. The organism can be extict or still living. |
| What is a food web? | Is a complex food chain in one diagram. It shows the flow of energy in a ecosystem. |
| Define Producer: | A organism that creates its own food. |
| Define Consumer: | A organism that eats the producer for food and energy. |
| What is flight or fight response? | Your body's stress response to certain situations. |
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