Search over 10,000 free study notes

Alveoli have features that speed up the rate of diffusion so that gases can be exchanged quicly. They have a thin exchange surface - the alevolar epithelium is only one cell thick, which means there's a s...

Quotations and examples are key to wrting a good essay. It is often the case that short quotations consiting of only a few words can be much more effective in suppporting your point than long quoations of...

We need to differentiate x²sin(3x). We know how to differentiate (x²) on its own, and how to differentiate sin(3x) on its own. So we can use the Product rule:

dy/dx = (d/dx(x<...

A Constitution is a set of fundamental principles and procedures, agreed to by the people or their representatives which form the baisis of government. For example, a constitution will usually contain bas...