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Transcription is the first stage of protein synthesis, it occurs in the NUCLEUS. The main purpose is to make an mRNA (messenger RNA) copy of a gene - it is like a photocopy. There are 4 main stages.... Numbe...

Analysing historical sources can be daunting. But it need not be. Try asking yourself a series of questions every time you are presented with a source. Some of them might sound obvious, but it even obvious t...

The most important difference between these two types of organisms is that Eukaryotes possess a cell nucleus to store DNA, the cells genetic information, whereas Prokaryotic DNA is free flowing in the cytopl...

Expand 5( x - 4) To expand the brackets, you must mutilpy the number outside the bracket by everything inside. Step 1) 5 x x = 5 x Step 2) 5 x (-4) = -20 Remember to include the minus sign Adding the answers...

The unique teaching method in Oxford and Cambridge is the Supervision - this is a regular one-to-one or two-to-one discussion with an expert in the field on and around the subject matter. These supervisions ...