2. Carbohydrates 1. Monosaccharides glucose, fructose, galactose 2. Disaccharides sucrose, maltose, lactose 3. Polysaccharides starch, glycogen, Agar

3. Fermentation End Products – Acid & Gas

4. Carbohydrate Fermentation 1. Phenol Red Glucose Broth 2. Phenol Red Sucrose Broth 3. Phenol Red Lactose Broth Phenol Red Carbohydtate Broth Sugar Phenol Red - pH Indicator Basic – pink Neutral – red Acid - yellow Durham Tube

5. Carbohydrate Fermentation Glucose Acid Gas Sucrose Acid Gas Lactose Acid Gas Escherichia coli (+) (+) (-) (-) (+) (+) Proteus vulgaris (+) (+) (+) (v) (-) (-) Streptococcus faecalis (+) (-)