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When an action potential reaches the terminal of a pre-synaptic cleft, voltage-gated calcium channels are stimulated to open, causing an influx of Ca+ ions in the pre-synaptic neuron. This infux of Ca+ io...
Introduction - Establish an opinion on the quotes/ Establish the two key sides of the argument. In this case the presentation of Othello as a figure who conforms to the classical Aristotle form of tragedy...
The main reason why economic migrants move away from their country of origin is down to opportunity's and employment. Often those who move are unemployed and struggling to find work in their own country d...
Protein structure is determined by amino acid sequence. Each amino acid is coded for by a triplet of RNA bases. These are transcribed from a DNA molecule. If a DNA base is substituted for another base, th...
Culture refers to the norms, values and customs that help make 'the way of life' of a particular society. Commentators have dubbed this culture to operate on a global level. One characteristic of the glob...
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