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tree.jpgMany thanks to Princes Risborough School (Princes Risborough, Buckinghamshire) for inviting us into their science lesson. Giuseppe, Julie and Daniel from the Knight Lab had a great time talking genetics and extracting DNA from strawberries, finding out whether the pupils were PCT tasters or not (a bitter compound similar to that found in brussels sprout and cabbage, the taste receptor being under the control of TAS2R38 gene on Chromosome 7) and where the students fell on the Tree of Life according to some simple genetic based traits (can you roll your tongue?).