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What makes an A* EPQ?

Getting an A* on your EPQ begins with picking a creative, individual and exciting question that is both specific and sufficiently broad to provide a detailed response. Above all, the most successful EPQs are...
EW
60050 Views

How do I get an A* in my English Literature A-Level exam?

Depending on what examination board (AQA, CIE, OCR) you do, there will be different requirements for you. However, as a general rule it is important that you try and include these things if you are looking t...
LB
74361 Views

How does skeletal muscle contract?

Skeletal muscle (one of the three types of muscle in our body) contracts by excitation-contraction coupling, or the sliding-filament theory. It all starts when an action potential fires along a motor neurone...
LN
20772 Views

How do I factorise x^2 + 8x + 15?

Factorising is the process of putting brackets into an equation. Ideally the end equation should be as simple as possible, with the smallest numbers possible. The first step is to find the factor pairs of th...
CB
Answered by Chloe B. Maths tutor
50949 Views

How does an invading pathogen cause disease?

There are three main ways that an invading pathogen can result in disease: Damage or destroy host cells This is host specific and ligands on the pathogen must fit host receptor proteins on the host cell. Thi...
JC
Answered by Jenny C. Biology tutor
4984 Views