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The transmission of an action potential- the signal- from one neurone to another occurs over the synapse. The structure of a synapse is as follows; there is a presynaptic bulb, a post synaptic bulb and th...

Introduction? Topic Sentence

In this essay I will be exploring how the theme of the ‘power of humans’ is presented by Percy Bysshe Shelley and Robert Browning in 'My Last Duchess' ...

Firstly, do not panic! During my interview I had no idea that the poem they gave me was an allegory for the process of writing poetry, but I was able to work with what I could deduce from the poem. Try an...

i)As you move across a period the number of protons in the nucleus, and so the overall nuclear charge, increases. All extra electrons are roughly the same energy and distance from the nucleus. This means ...

This first thing to do when answering an essay question is to read and analyse the question, and to understand what it is that the examiner is asking and looking for. It is helpful to break down the title...