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y=mx+c m = gradient of the line c = the y intercept x and y are variables

THe potassium would move around on the water and fizz. This is because it is an alkali metal that reacts with the water. 2K + 2H2O --> 2KOH + H2. The fizzing is the result of this reaction. Discussion ...

A nerve impulse in the sarcoplasmic reticulum causes calcium ions to move out of it into the muscle cells where it binds to tropmyosin/troponin causing it to move and reveal the actin filament. The myosin...

Research an artist for a certain characteristic about them that inspires your work, such as a theme or technique. Explain how this links to your own work and how this artist will help you develop your own...

In an exam you shouldn't spend too much time on your introduction and conclusion as most of your marks come from the main bulk of the essay. A good place to start with an introduction is looking at the ke...