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Demand can be defined as the willingness and ability of a consumer to purchase a good or service.The law of demand states that the quantity demanded of a good or service increases as its price dec...
The first line of defence is the skin. This forms a physical barrier that prevents any microorganisms from getting into the body. Acid in the stomach, due to the low pH, is another defence the body has. T...
This question is taken from a 2016 GCSE past paper. In language exams there are lots of reading comprehension questions. For this question in an exam, there would be lots of different people's viewpoints ...
Both Magnesium Oxide and Sodium Chloride exist as a giant ionic lattices where each oppositely charged ion is held in place by a strong electrostatic attractions. These ionic bonds are strong and require ...
Sustainable transport can be defined as transport which meets the need of the present without compromising the needs of future generations. It must be both environmentally and financially sustainable, uti...
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