Spices and herbs at a grocery shop in Goa, India. A spice is a seed, fruit, root, bark, berry, bud or vegetable substance primarily used for flavoring, coloring or preserving food. Spices are distinguished from herbs, which are parts of leafy green plants used for flavoring or as a garnish.mall seeds, such as fennel and mustard seeds, are often used both whole and in powder form. The flavor of a spice is derived in part from compounds (volatile oils) that oxidize or evaporate when exposed to air. Grinding a spice greatly increases its surface area and so increases the rates of oxidation and evaporation.
Digestion is the breakdown of carbohydrates, proteins and fats into small soluble substances to be absorbed into the blood. Amylase, proteases and lipases are enzymes that are important in digestion. 1  1. 2  2.3  3. 4  4. 5  5. 6  6.7  7.igestion is the breakdown of carbohydrates, proteins and fats into small soluble substances to be absorbed into the blood. Amylase, proteases and lipases are enzymes that are important in digestion. 1  1. 2  2. 3  3. 4  4. 5  5. 6  6. 7  7.
The chemical and mechanical processes of food breakdown are called: Digestion. When we ingest large molecules such as lipids, carbohydrates, and proteins, they must undergo catabolic reactions whereby enzymes split these molecules. This series of reactions is called ________. chemical digestion.