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Counter current exchange is the mechanism in which oxygen enters the blood in fish. Blood flows in the opposite direction to the water that flows over the fish's gills. Fish gills have gill filaments and ...

Although Neville Chamberlain is often blamed for being solely responsible for allowing Hitler to mobilise a Germany that was spoiling for war, the extent to which this is the main reason is limited. A Eur...

What you would do in this scenario is consider all the terms in the expression you are integrating. You then want to go through the acronym LATE to choose which term you should differentiate.L stands for ...

First of all, think about how each text handles the overall themes and ideas that you will be discussing, and how the texts might link with one another. From here, work out the basic argument you want to ...

Newton's second law of motion is F = ma and his law of gravitation is F= GMm/r^2.g is the acceleration of free fall and can be substituted for a, F = mg.We can therefore see that g = F/m and can use that ...