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Firstly the adaptive immune response is the antigen specific response the body uses against free antigens or infected cells. It relies on the highly specialised lymphocytes, T-cells and B-cells, which are...

"tu" is a far more relaxed and friendly way of saying "you" in French. It can be used for friends and family. Don't use it with an adult or someone you don't know unless they have to...

Stationary points are points where the gradient of a function is equal to 0. In this question the product rule can be used to find the gradient of the given function. The product rule is given by u'v+uv'...

(1 mark) Differentiate equation in the question: 4x³+8x²-4x-8(1 mark) Equate this to zero: (x-1)(x+1)(x+2)=0(1 mark) Find turning points (roots of above equation): x=1,-1,-2(1 mark) ...

TNCs bring both advantages and disadvantages to host countries, this has a more profound impact in LEDCs, such as Nigeria. Nigeria has approximately 40 TNCs operating within it and one of the biggest is R...