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First, read the extract slowly and thoroughly. Try to get an overall sense of it. What is the tone? You will need to construct an argument about what the extract is trying to do. It is important to be able t...

What is the second line of defence? Before we start let’s re-cap some key terminology: - pathogen : a microorganism causing disease or illness to its host - lymphocyte : a small white blood cell involved in ...

The first step is to view the sum as an addition of a positive and a negative number, rather than a subtraction: 17 + (-24) From there we can work out the binary equivalents of the 2 numbers: b7 b6 b6 b4 b3 ...

Writing a great answer to an AS or A2 English essay is tougher than it was at GCSE but it is important to build on the skills you developed at the earlier level. The three things to remember are a) Focus you...

Considering the question carefully, planning and time-management are key. Students who have revised their topic's knowledge content thoroughly can throw away easy marks becuse they cannot write well under pr...