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A cholinergic synapse is one which uses acetycholine (ACh) as it's neurotransmitter. When the action potential reaches the synaptic knob at the presynaptic cell it leads to voltage gated Ca²⁺ch...

A history essay should contain an introduction, around three sections containing your argument, and a conclusion. The introduction should be brief and should set out a basic answer to the question, and in...

1. y = arsinhx We can rearrange this to be 2) sinhy = x, which makes this challenge slightly easier as we know that the derivative of sinhx is coshx and vice versa.Knowing the above we get coshy(dy/dx)...

Alveoli are made of two main types of cells. The alveoli walls are made of a single layer of squamous alveolar cells (aka Type I cells), which are flat and thin, further ...

Expansionary fiscal policy is the increase of government expenditure and/or the reduction of taxation. Government expenditure is an injection into the circular flow of income, whereas taxation is a leakag...