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When an action potential occurs, the neuron reaches the maximum voltage of +40mV. It then begins to repolarise, with potassium ions diffusing back in to the neuron, down the concentration gradient. This m...
Haemoglobin is a protein consisting of four haem groups contained in four polypeptide chains. The loading of oxygen consists of oxygen binding to iron in the haem group at areas of higher oxygen concentra...
The subjunctive is a mood rather than a tense and, unlike in English, is used frequently in the French language in both spoken and written forms. It is used: when expressing personal desire (e.g. je veux ...
We are going to need to use integration for this problem as it involves finding an area under a curve. Also notice that y is a product of two functions of x ; x and sin(x). This means in this particular c...
DNA has a number of important features that allow semi-conservative replication to take place. These include:1. DNA bases are held together by weak hydrogen bonds between bases that can be easily broken, ...
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