GMU:DIY Bio: doing things with biology/Paola Stephania Calderón/30.10.2018: Difference between revisions
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* Discussion about Symbiosis. | |||
* Presentation about projects that used microorganism. Examples with food from Christina Agapakis ''Bread made with death bacterias and another project with cheese'' and Transmediale Festival in Berlin ''1000 Handshakes'' | |||
* Laboratory project, insolation of one bactería from a group of bacterias. | |||
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. | |||
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. | |||
3. 2 parts of sample #2 into 50 parts of distilled water. | |||
4. 2 parts of sample #3 into 50 parts of distilled water. | |||
5. 2 parts of sample #4 into 50 parts of distilled water. | |||
6. Distilled water. ''control sample'' | |||
[[File:Bio-03a.png|400px]] | [[File:Bio-03a.png|400px]] | ||
