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Implicit differentiation can be used when you are asked to find dy/dx of a function that has not been written as y=f(x) e.g. y = x^2 - 1, and which cannot be rearranged as such. We can use the equation of...

The February revolution of 1917 was caused by a combination of factors. It is important to recognise that there were both long-term and short-term causes that contributed to the downfall of Tsarist Russia...

Schwann cells are found wrapped along the axons of some of the neurones of the peripheral nervous system (PNS).They secrete a lipid-based substance known...

The liver is responsible for making proteins found in the blood which help to maintain it's "oncotic pressure", the 'pull' factor that holds water inside the blood vessels. These proteins cannot...

Localisation of function in the brain is the theory that different areas of the brain control specific physical/behavioural functions in the body. The brain is divided into four lobes: the temporal lobe, ...