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Recall that ∫uv'=uv- ∫u'v Set u=sin²(x), v'=1 Therefore u'=2sin(x)cos(x) and v=x which gives us the following:

∫sin²(x)dx = xsin²(x) - ∫2xsin(x)cos(x)dx

The second integral in the above expr...

Chemoreceptors - detect changes in co2 levels

barocreptors- detect changes in blood pressure 

mechanoreceptors - detect changes in movement

From my experience, when answering a ten mark question, especially during the exam, a key factor is do not overwrite, but put emphasis on quality over quantity during your answer. Most importantly stick t...

1 x 10^-9

It's easy think about how they are different if you think about their different functions and environments.

Let's think about the difference between the walls. Animal cells have a thin cell membran...