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Generally speaking you can tackle your essays in one of two ways. You could take the examiner through the essay question chronologically, with your three paragraphs relating to different sections of the t...

There are three sources of water in hot desert environments. Exogenous streams, which often have a source outside of the desert margin, offer a permanent supply of water to certain parts of the desert suc...

Corporate entities can influence the idea of place through gentrification or rebranding projects. The aim of these projects would be to create a 'new' meaning or association of a certain place, making it ...

The central dogma of modern genetics is simple: DNA - RNA - Protein (and, due to reverse transcriptase, RNA - DNA). It can therefore be seen that alterations in DNA sequence can have the downstream effect...

DNA helicase separates the strands by breaking the hydrogen bonds.One of the strands is used as a template to transcribe the mRNA.(Complementary) base pairing occurs with free RNA nucleotides.A→U, T→A, C→...