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LS - Inv. 2
Living Systems - Investigation 2
| Term | Definition |
|---|---|
| Bloodstream | The transporter of nutrients to the body's cells |
| By-Product | A secondary, and often unintended, product of a process |
| Carbon Dioxide | A waste gas produced during cellular respiration. Plants use carbon dioxide during photosynthesis to make food |
| Cell | The basic unit of life |
| Chlorophyll | A molecule that absorbs red and blue light and reflects green light |
| Digestion | The process of breaking down food into nutrients that can be used by cells |
| Digestive System | The organs and structures that digest food. The digestive system includes teeth, esophagus, stomach, small intestine, large intestine, and colon |
| Dormancy | The state of being dormant or at rest |
| Esophagus | The tube connecting the mouth and the stomach |
| Fungus | An organism that lacks chlorophyll and gets nutrients from dead or living organisms |
| Large Intestine | The part of the digestive system between the small intestine and the rectum where water is removed from solid waste. |
| Metabolism | The process that occurs when an organism uses nutrients for energy and produces waste products |
| Nutrient | A chemical in food that helps keep an organism alive and active |
| Photosynthesis | A process used by plants and algae to make sugar (food) out of light, carbon dioxide, and water |
| Small Intestine | The part of the digestive system between the stomach and large intestine, where nutrients are absorbed from digested food |
| Stomach | The organ where food is reduced to mush by acid and muscle activity |
| Sugar | The nutrient that cells use for energy |
| Waste | No longer of use, exess |
| Yeast | A single-celled fungus |