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Firstly, take a look at the essay title and go through with a highlighter, picking out any key words you think you will need to address when writing the essay. For example, say the question was: 'The size...

The primary structure of a protein is made up of a sequence of amino acids which is coded for by the organisms DNA triplets which are transcribed in the process of protein synthesis, the secondary structu...

Pronouns are words which replace nouns. It can be tricky to understand the difference in usage between these two different types of pronouns as they can be both used to describe the same object; a person ...

Fluxes are important for the carbon cycle as they keep a balance within the cycle so that their isn't an unbalance. An unbalance in the carbon cycle would lead to a lack of resources in some places due to...

Carbon sequestration is the process of carbon being stored for a prolonged period of time in a carbon store, examples of these include oceans, plants and rocks. If these were to stop acting as carbon stor...