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How do humans have heart attacks?

For AQA GCSE you need to have an understanding of coronary heart disease, the factors that lead to it and the available treatments. The coronary artery is the vessel that supplies the heart with glucose and ...
PP
Answered by Paige P. • Biology tutor
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What are the important points I need to consider when writing my answer for comparing two texts?

Firstly, ensure that you spend time reading though both texts before you start to write your answer.Think about the ideas/points you could discuss while reading through the texts. Consider the ideas in the t...
NR
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What is the difference between 'wann', 'wenn' and 'als', don't they all mean 'when'?

'wann' is only used as a question word. e.g. 'wann spielst du Fußball?' = 'when do you play football?''wenn' is used like 'if' and 'whenever' in English. This is the most common usage of the word and is used...
DS
Answered by Daniel S. • German tutor
3417 Views

It would take 120 minutes to fill a swimming pool using water from 5 taps. How many minutes will it take to fill the pool if only 3 taps are used?

It would take 120 minutes to fill a swimming pool using water from 5 taps. How many minutes will it take to fill the pool if only 3 taps are used?Firstly, you need to find how long it would take to fill a po...
PG
Answered by paige g. • Maths tutor
32582 Views

What changes occur in the body when you are too hot? (5 marks)

1. Hypothalamus is thermoregulatory centre in brain. This detects increase in temperature (above 37 degrees Celsius) and is activated.2. Hypothalamus causes vasodilation of skin capillaries, which causes hea...
KN
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