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How are the alveoli adapted to allow efficient gas exchange within the lungs?

The efficiency of gas exchange across a surface is determined by Fick's Law. Fick's Law states that, for the diffusion of a gas to be efficient, three conditions should be met. Firstly, the surface area of t...
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Answered by Olivia P. • Biology tutor
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Why do I have to study research methods? Why can't I just look at interesting case studies?

Although they can be tedious to get your head around, research methods are a fundamental part to Psychological research. Psychology is forever pushing the boundaries with ethics when it comes to research, an...
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Answered by Kelly F. • Psychology tutor
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I would like to study French at A Level, is a pass at GCSE good enough?

This is a question I am asked regularly by other language students. Modern foreign languages at A Level are not easy and shouldn't be picked just because you aren't sure what else to study. That being said, ...
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Answered by Kelly F. • French tutor
3163 Views

How does Steinbeck explore the theme of Dreams within Of Mice and Men? (Past exam question)

Steinbeck focuses on dreams as a key theme throughout the novel. The entire novel is centred around the idea of 'The American Dream', demonstrated through the characters of George and Lennie. George and Lenn...
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Answered by Kelly F. • English tutor
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Describe what is meant by a modular design and state on advantage of a modular design.

A program which is dividied into self-contained modules which can be further subdivided into smaller modules. They can be written and tested individually. Advantages are: Can be reused in other programs. Can...
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Answered by Emanuel D. • Computing tutor
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