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The most important thing about decriptions is that you base them around something that you know intimately or that you can picture very clearly in your mind. It is always so much harder thinking of a new thi...

One sample of bacteria was grown in a nutrient broth containing light nitrogen (N 14 ) and one was grown in a broth with heavy nitrogen (N 15 ). The bacteria took up the nitrogen to make new nucleotides so i...

Your personal statement should be a concise, enthusiastic and interesting promotion of yourself. It may seem awkward to write about the things in which you excel at first but remember that this is the one op...

When a conductors carrying current is placed in a magnetic field, the field exerts a force on the conductor and vice versa. Fleming's left hand rule is a tool that you can use to help work out the relative d...

Think of tumour suppressor genes and oncogenes like the pedals used to operate a car. Oncogenes are mutated forms of proto-oncogenes. Normally, these proto-oncogenes act like the gas pedal, and allow the cel...