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Ch 2 Living Things
| Term | Definition |
|---|---|
| *Characteristic | A feature that is specific to something; A trait |
| Cell | The smallest unit of life; The smallest structure that can carry out the activities of life |
| Cell Membrane | The structure that surrounds the cell and separates it form it’s environment |
| *Function | What something is meant to do;It’s purpose |
| *Stimulus | Something that affects an organism |
| Homeostasis | To maintain a constant internal state;To maintain a balance |
| Sexual Reproduction | sex cells from two different parents unite to from an offspring |
| Asexual Reproduction | does not need two sex cells; The organism can split in two or bud off and create a new identical offspring |
| Offspring | The baby of the organism |
| DNA – Deoxyribonucleic Acid | The molecule inside all cells that carry the instructions for an organisms traits |
| Metabolism | The chemical process in an organism; The energy the organism uses |
| Producers | Organisms that make their own food (Plants) |
| Consumers | Organisms that eat other organisms for food and energy |
| Decomposers | Organisms that breakdown the remains of dead organisms to consume the nutrients |
| Photosynthesis | The process in which plants use the energy from the sun to make it’s own food and also give off oxygen Proteins |
| Carbohydrates | Sugars, breads, pasta, veggies Food molecules that give the body energy |
| Lipids | Fats and oils |
| Phospholipids | A lipid found in the cell membrane |
| Nucleic Acids | The main molecule found in DNA |
| ATP | Adenosine triphosphate; a molecule that carries energy |
Created by:
Roxanne Miranda
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