| Term | Definition |
| Monosaccharide | one molecule of carbohydrate, the building blocks of carbohydrates ("mono" means one, "saccharide" means sugar, so monosaccharide means "one sugar"), an example of a monosaccharide is glucose |
| disaccharide | sugar containing two monosaccharides |
| Starches | polymers of glucose monomers in which 100's or 1,000's of glucose molecules are joined together, (1) Complex carbohydrates from plants that are edible and either digestible or indigestible (fiber); (2) A rice, grain, pasta or potato accompaniment to a meal |
| Glycogen | where animals store carbohydrates |
| Lipids | energy-rich organic compounds, such as fats, oils, and waxes, that are made of carbon, hydrogen, and oxygen |
| Proteins | Building blocks of living material, important in growth, maintenance, and repair |
| Nucleic Acids | complex macromolecules such as RNA and DNA that store genetic information in cells in the form of a code |
| Amino Acid | basic building blocks of protein molecules |
| Polysaccharide | The most complex of all carbohydrates ex. Starches or Glycogen |
| Cellulose | A poly saccharide used by plants for structure. |