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Describe three ways in which the body maintains its temperature in different climates

The temperature of the body is detected by the thermoregulatory centre in the hypothalamus in the brain, which can detect the temperature of the blood. Therefore it recieves information about changes to the ...
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Answered by Victoria W. • Biology tutor
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Explain and draw the mechanism of the nucleophillic substitution reaction between bromoethane and aqueous sodium hydroxide. How is this reaction different to the elimination reaction which may occur?

The d+ carbon on the bromoethane is susceptible to attack by the OH- nucleophile (negative ion with a lone pair)( the lone pair is very important as this carries out the attack!!!). When the nucleophile atta...
CG
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Expand 5(2x-6)

To begin answering this question create a small grid put 5 on the left hand side and put 2x and -6 seperately at the top of the grid then you can multiply 5 by 2x to gain 10x and multiply 5 by -6 to gain -30...
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Answered by Zaarah Y. • Maths tutor
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How do you differentiate 5x

y=5x The change in Y over the change in X gives the differential of 5x As the power of 'x' is 1, this is brought down and multiplied by 5 and the power of x is 1-1 = 0. Therefore, the power of x is 0, which ...
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Answered by Malik M. • Maths tutor
30519 Views

What is globalisation?

Globalisation is the process whereby the world is becoming more connected due to increased cross border trading of products, as well as cultural traditions. It is the idea that the world is shrinking due to ...
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Answered by Alice C. • Geography tutor
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