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The passé simple , or the 'past historic', is a very irregular past tense that is rarely used in spoken French. It indicates a highly literary style, and is therefore only heard in formal speeches, such as t...

As the action potenial reaches the synaptic terminal depolarisation causes voltage-gated Ca 2+ channels to open. The opening of these ion channels causes an influx of Ca 2+ ions because of the high concentra...

The list is endless when it comes to what you can say about poetry, however for the purposes of an exam, it is often helpful to have a mental checklist of key concepts to look out for. 1. Tone/Narrative Voic...

Cell wall: Only present in plant cells, it provides structure and is completely permeable to biological molecules. Cell membrane: Much thinner than cell wall and is present in all cells. It is selectively pe...

It can often be difficult when answering an essay question to clearly phrase your answer without losing sight of your main point and waffling. An incredibly helpful way of improving your writing style is to ...