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What are the differences in the structures of arteries and veins?

Arteries have a much narrower lumen (the middle bit of space) and a much thicker wall. This is due to the fact that arterial walls contain more muscle and elastic fibres, than those of veins. Reason: Arterie...
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Answered by Matilda C. • Biology tutor
4689 Views

When comparing two texts, where should I start?

Comparing two texts is notoriously hard, especially if at first they don't seem to have anything in common. Unfortunately, I have some bad news for you: it's a skill you're going to keep needing for a long t...
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Answered by Abigail S. • English tutor
9406 Views

What is the best way to answer a Section B question (Edexcel), or a sources question?

When you're doing a question that focusses on sources it is important to make sure you have time to plan, at least 10-15 minutes. If you rush to writing as soon as you start you might miss something so read ...
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Answered by Ruth H. • History tutor
11130 Views

What is the best technique for revising for an A Level History exam?

When you're studying history it can be tempting to memorise all the facts in your textbook but at A-Level facts will only get you so far. A-Level history exams examine your ability to examine the key themes ...
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Answered by Ruth H. • History tutor
5990 Views

Any tips on how analyse images in the exam?

Ever played 'spot the difference'? It's kind of like that. A good way to start is to get your pen/pencil/highlighter and circle anything in the image that jumps out at you, without yet wondering why (that ca...
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Answered by Abigail S. • English tutor
3600 Views