DNA Extraction from onions

With this simple experiment on the subject of cell biology and genetics, you can isolate chromosomal DNA from an onion in one school lesson without long preparation time. After disruption of the cells, DNA is precipitated and thus visible. 5 groups of students can work in parallel, sufficient for 15 individual experiments. Contents: 2x 40 ml cell lysis buffer (10-fold conc.), 500 mg protease mixture, 5 funnels, 15 flat-bottomed tubes, 15 paper filters, 15 wooden sticks, detailed experiment instructions. : For this article a consumption within 12 months is recommended