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Diffusion refers to the movement of molecules or atoms from an area of high concentration to an area of low concentration, down a concentration gradient. It first clicked for me when I thought about it in...

Looking at the word communicable you may notice that it sounds similar to the word communicate, which is exactly what it means.

A communicable disease is one which can communicate to other liv...

So this question is looking at how characteristics of different people may affect how they respond to an energy drink. A good way to start thinking about this question is to think about what makes the peo...

DNA replication occurs in the nucleus of the cell. DNA is first unwound to expose the nucleotides. This is is catalysed by DNA helicase which catalsyes the breakage of the hydrogen bonds between complimen...

Mitosis and meiosis are both examples of cell division that result in the creation of new cells. There are two main differences between these processes; firstly, meiosis involves two cell divisions and mi...