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Neurotransmission is the process that uses electrical or chemical signals to communicate between neurones, leading to the co-ordination of secretion, muscle contraction and organ and brain function in the...

A mutation of the gene leads to a change in the phenotype of the organism. For natural selection to occur this change must give the organism an advantage and therefore it has a higher chance of survival. ...

Introduction (define key terms, outline argument and allude to essay answer/conclusion)Contrasting views exist on the extent to which human psychology is influenced by forces nature or nurture. Pro...

Firstly, we know that dy/dx is the gradient of the tangent to a curve. If we know the gradient of the tangent, and the point on the curve where the tangent touches it, we can work out the equation of the ...

What are interest rates? Interest rates are the rate of return offered on any kind of loan or investment. In reference to monetary policy and manipulation, the interest rate refers to the rate set by the ...