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Outline how cystic fibrosis leads to recurrent lung infecions

Cystic Fibrosis is a genetic condition that results from defective chloride ion channels. Normally a protein known as the “Cystic Fibrosis Transmembrane conductance Regulator” (CFTR) transports chloride ions...
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Answered by Vinayak N. • Biology tutor
6786 Views

Simplify fully (x^2*x^3)/x^4

This question requires knowledge of the rules of indices. The first rule we need to use is that when multiplying indices with the same base (which in this case is x), the indices are added. Therefore the exp...
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Answered by Florence W. • Maths tutor
7379 Views

Why there is liquidity trap in the reality?

When the interest rate is low enough, monetary policy will fail to work, because: 1. interest rate cannot be lower than zero. Given the circumstances that the interest rate is low enough, the amount of money...
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Answered by Sijia Q. • Economics tutor
2737 Views

How do I become more fluent before my speaking exam?

A good way to become more fluent is having some ideas in your head about the topics you might have to talk about, as it will stop your mind going blank in the exam. Make mindmaps of the different topics you ...
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Answered by Vida W. • Spanish tutor
4428 Views

How do I plan my coursework and where do I start?

I always found it useful to have the marking criteria next to me while I planned my coursework essay; it is vital to plan any essay before you start because as well as shaping your essay it helps you to brai...
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