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The genre of this text is a TV advertisement, so is therefore likely to have the primary function of persuading the audience to purchase a Barbie, and a secondary function to entertain the a...

First, let's have a look at all the clues in the name. Aromatic - this type of reaction is characteristic for aromatic compounds because it involves the aromatic ring. It is the only type of electrophilic...

Average costs represent the total cost of a firm divided by the total number of units produced, and Marginal cost meanwhile represents the extra costs incurred by a firm of producing an additional unit of...

People can participate in politics through petitions and initiatives. A petition is a document signed by the people and if enough people sign it then it has to be debated in parliament. In the UK there is...

Alleles are different versions of a gene. A gene is the piece of DNA which carries information in the form of a sequence of amino acids. For every gene that we have, we carry 2 alleles which could be the ...