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The sperm cell is adapted to its function in multiple ways:It has a tail which enables it to swim towards the egg.The middle section of the cell is packed with mitochondria. This allows it to release the ...
Planning your essay is the most important step to writing your essay. Every good history essay has judgements, specific evidence and analysis. To actually write the essay you need to ensure you are aware ...
Firstly, it's important to understand what the formula is. It is essentially a re-arrangement of a quadratic equation, however the formula can be learnt so that it can be applied quickly within an exam co...
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Mark 1: What is a vaccine?A vaccine contains antigens from an inactive form of a specific pathogen.Mark 2: Which cells are first to respond to the antigen?Anti...
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