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What is the most effective way to answer an essay question in the exam?

Note: During the session I would have a practice question I would use to highlight these points more effectively and to help the student understand better. First of all it is necessary to read and understand...
LS
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Describe the use of PCR and how exponential amplification can be achieved.

Polymerase chain reaction ( PCR ) is a technique used in molecular biology to amplify a single copy or a few copies of a segment of DNA across several orders of magnitude, generating thousands to millions of...
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Answered by Sam B. • Biology tutor
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With reference to two volcanic events that you have studied from contrasting areas of the world, compare the ways in which volcanoes and their hazards have been managed.

The management of a volcanic hazard can help to greatly reduce the negative impacts that an eruption can have on the population surrounding the area. The eruption of Nevado del Ruiz, Columbia, on the 13 th o...
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Answered by Laura S. • Geography tutor
4605 Views

I wanted to practice talking about my holidays, what would some useful phrases be?

He visitado Francia hace 3 años - I visited France 3 years ago Fui con mi familia – I went with my family Me gustó la comida - I liked the food No he visitado España pero me gustaría ir porque ...... - I've ...
KA
Answered by Kai A. • Spanish tutor
2868 Views

What are some of the key reasons for Hitlers rise to power?

The Wall Street Crash in 1929 caused huge economic problems for Germany. With millions unemployed, German citizens lost faith in the Weimar Government. Hitler was able to exploit this by promising to rebuild...
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Answered by Kai A. • History tutor
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