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The vaccine contains weakened or dead antigens (from MMR). These antigens are displayed on antigen-presenting cells which are detected by a specific helper T cell. This stimulates a specific B cell which ...

Transpiration is the evaporation of water through open stomata, occurring down the water potential gradient.Factors affecting the rate of transpiration:Light intensity - more stomata will be open to take ...

This question could be asked at the beginning of paper one based on one of the sources provided in the exam paper. An example of an answer could be:There are multiple intersections where liberalism accept...

To differentiate xcos(2x), you first have to use the product rule, because this function is two functions (x and cos(2x) multiplied togetherNow you have x*(cos(2x))'+cos(2x)To differentiate cos(2x) you ha...

They key with open ended questions like this is to have an opinion and express it consistently, keeping a flowing argument. In my opinion utilitarianism isn't correct. I would answer this question by firs...