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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...

Short run growth is an increase in AD, meaning any one of the compenants in aggregate demand increases. This can occur if people have a change to their disposable income, for example if taxation is reduce...

The Pluperfect Tense

The pluperfect tense is used in German to describe something or an action that had happened in the past. It describes something that happened further ba...

Global warming is the long term change in climate that has happened cyclically throughout earth's history, but is currently happening at a much faster rate than normal. This is usually associated with the...