| Term | Definition |
| Carbohydrates | Compounds that contain C, H, O |
| Carbohydrates | Sugars end in –ose |
| Carbohydrates | Contains large amounts of energy stored in their chemical bonds |
| Carbohydrates | Ratio of H to O atoms is 2:1 |
| Monosaccharides | Atoms can be arranged in several different ways making a different sugar each time- ISOMERS |
| Monosaccharides | simple sugars with a molecular formula of C6H12O6 |
| 3 common monosaccharides | Glucose, Fructose, Galactose. |
| Fructose | fruits |
| Galactose | milk |
| Glucose | source of energy for cells |
| Disaccharide | Double sugar (two monoseccharides) |
| Lactose | milk. Made from glucose and galactose |
| Maltose | in seeds. Made from glucose and glucose |
| Sucrose | table sugar. Made from fructose and glucose |
| Polysaccharides | Many sugars (3 or more monosacchardies) |
| Common Polysaccharides | Glycogen , Starch |
| Starch | cellulose found in plants. formed by hundreds of glucose molecules linked together |
| Glycogen | found in liver and muscle tissues of animals. formed by hundreds of glucose molecules linked together |
| dissacharides and polysaccharides | formed by dehydration synthesis (growth) and broken down by hydrolysis (digestion) |