{"id":273,"date":"2022-12-24T21:55:30","date_gmt":"2022-12-24T21:55:30","guid":{"rendered":"https:\/\/chinesebay.com\/sf\/mrs-pfahnls-bio-a-lab-fermentation-1-yogurt\/"},"modified":"2022-12-24T21:55:30","modified_gmt":"2022-12-24T21:55:30","slug":"mrs-pfahnls-bio-a-lab-fermentation-1-yogurt","status":"publish","type":"post","link":"https:\/\/chinesebay.com\/sf\/mrs-pfahnls-bio-a-lab-fermentation-1-yogurt\/","title":{"rendered":"Mrs. Pfahnl\u2019s Bio A Lab: Fermentation 1 Yogurt"},"content":{"rendered":"

Mrs. Pfahnl\u2019s Bio A Lab: Fermentation 1 Yogurt <\/p>\n

Fermentation does not require Oxygen. There are two types of fermentation: Lactic acid and alcohol. Yogurt making is similar to our muscle during excise which produces lactic acid.<\/span>
Purpose:<\/span> Observe changes during milk fermentation process.<\/span>
Materials<\/span>:<\/span>
1. Milk (Any kind. cow milk is the cheapest. Other milk will work.)<\/span>
2. Yogurt (It is the starter. Needs to be the same milk yogurt as the above. Greek Yogurt may be ideal for cow milk.)<\/span><\/p>\n

3. Table sugar (Crystal sugar is the easiest to dissolve.)<\/span>
4. Clean cups (Dishwasher cleaned is ideal.)<\/span>
5. Measure cup and spoon<\/span>
Procedures:<\/span>
1. Label 4 cups 1-4;<\/span>
2. Add half cup of milk to each cup;<\/span>
3. Cup 1, no sugar;<\/span>
4. Cup 2, 1 tsp sugar;<\/span>
5. Cup 3, 1 tbsp sugar;<\/span>
6. Cup 4, 2 tbsp sugar;<\/span>
7. Add \u00bd tsp yogurt to each cup and mix well;<\/span>
8. Put the cups in oven and turn on the light;<\/span>
9. Observe in 12 h, 24 h<\/span><\/p>\n

Four clean glass jars (dishwasher cleaned).
Clean 1 teaspoon ( boiling water cleaned)<\/p>\n

Add 1 teaspoon sugar in jar 2.<\/p>\n

One clean tablespoon (boiling water cleaned)<\/p>\n

Add 1 tablespoon sugar in jar 3. Then 2 tablespoons sugar in jar 4.<\/p>\n

Half cup of milk.<\/p>\n

Add milk to each jar.<\/p>\n

Milk in all jars.
Use a clean spoon to mix sugar into milk.
Fresh Greek yogurt. <\/p>\n

Add \u00bd teaspoon yogurt into each jar.
Mix with clean spoon.<\/p>\n

Put in oven.<\/p>\n

Keep oven lights on.<\/p>\n

<\/p>\n

Result:<\/span>
1. Pictures 34%;<\/span>
2. Data 33%;<\/span>
3. Presentation 33%.<\/span><\/p>\n

Links:<\/span><\/p>\n

Lactose and yogurt: <\/span>https:\/\/pubmed.ncbi.nlm.nih.gov\/1957819\/<\/p>\n

Yogurt and gut health https:\/\/www.sciencedirect.com\/science\/article\/pii\/B9780128051344000237<\/p>\n

Yogurt story https:\/\/www.npr.org\/sections\/thesalt\/2015\/07\/15\/391927036\/hey-yogurt-maker-whered-you-get-those-microbes#:~:text=By%20law%2C%20anything%20called%20%22yogurt,well%20as%20fruit%20and%20flavorings.)<\/p>\n

Yogurt 100 year review https:\/\/pubmed.ncbi.nlm.nih.gov\/29153184\/<\/p>\n

Anti cancer properties of yogurt https:\/\/pubmed.ncbi.nlm.nih.gov\/31643163\/<\/p>\n

Yogurt is a Low glycemic index food https:\/\/pubmed.ncbi.nlm.nih.gov\/28615381\/<\/p>\n

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