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DNA stands for deoxyribose nucleic acid, and essentially carries the genetic instructions for functioning, development, and reproduction. It is stored in the nucleus, within chromosomes which are thread-l...

Es kommt darauf an, was für einen Urlaub man gern machen würde. Zum Beispiel, Leute, die regelmäßig in
4 oder 5 Sterne Luxushotels bleiben, müssen teure Preisen bezahlen. Und für Touristen, die die ...

Xe is in group 8, the noble gases. Therefore it has 8 electrons in its outer shell. Fluorine atoms have 7 electrons, yet one is an unpaired electron, so this is the electron in fluorine that gets involved...

I always found drawing graphs one of the hardest parts of maths - especially in C1 where you cannot use a calculator to help you. So, I used some simple rules to find key parts of the graph which would si...

• The double helix structure of DNA was already proven by X-Ray diffraction, but the process of replication was still unknown

• There were 3 possible mechanisms: conservative, semi...