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It is important to remember when asnwering a question - especially a History question - that an examiner is not looking for the sheer amount of facts that you know, but rather they are looking for how you...

Genetic modification (GM) plants are plants that have been manipulated in a laboratory before being released and bred. There are a number of ways in which these can help food production, these include, pe...

So first we must gather the informaton, the disease is caused by a dominant allele, we may call this 'D', the recessive could therefore be 'd'. The mother has the disease, but the father does not. Therefo...

We would first like to work out the size of all the angles which have not been give, as one angle is 140 degrees we know the angle opposite to it is also 140 degrees due to the symetry of the shape. The t...

Firstly you would analyse the cost of the melons in the first shop per kg. So you could buy 2 melons for £2 because they're buy one get one free and each weighs 2kg so therefore you're getting 4kg of melo...