GMU:DIY Bio: doing things with biology/Paola Stephania Calderón/30.10.2018: Difference between revisions
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* Laboratory project, insolation of one bactería from a group of bacterias. | * Laboratory project, insolation of one bactería from a group of bacterias. | ||
1) Medium preparation for ''Gluconacetobacter'' (500ml) | 1) Medium preparation for ''Gluconacetobacter'' (500ml) | ||
- Glucose - 10g | |||
- Peptone - 2.5g | |||
- Yeast extract - 2.5g | |||
- Na2HPO4 - 1.35g | |||
- Citric acid - 0.75g | |||
- Distilled or tap water - 500ml | |||
- Agar - 7.5g | |||
2) Bacteria insolation, a mixture of original bacteria ''combuscha'' diluted in distilled water in different proportions. | 2) Bacteria insolation, a mixture of original bacteria ''combuscha'' diluted in distilled water in different proportions. | ||
1. 5 parts of original bacteria into 50 parts of distilled water ''1/10'' | 1. 5 parts of original bacteria into 50 parts of distilled water ''1/10'' | ||
2. 2 parts of sample #1 into 50 parts of distilled water. | 2. 2 parts of sample #1 into 50 parts of distilled water. | ||