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What is the process of the virus HIV replication?

The HIV virus enters the body via one of the fluids through which it is transmissible e.g. blood. It then binds itself to CD4 on the body's T cells and enters the cell via endocytosis. Once it is inside the ...
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Answered by Niamh P. • Biology tutor
9045 Views

Why were the Crusader States able to Survive between 1100 and 1124

Students will be encouraged to follow a structure that teaches all the skills relevant to exam questions and the Historical discipline in generalThey will have an introduction that sets out a clear view ie r...
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Answered by Joseph M. • History tutor
4983 Views

Find the exact gradient of the curve y = ln(1-cos 2x) at the point with x-coordinate π/6.

The gradient to the curve is given by the derivative of the function y = f(x) = ln(1 - cos 2x). This function is a composition of two other functions so we need to use the chain rule to find the derivative. ...
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Answered by Archie R. • Maths tutor
7946 Views

How do I integrate tan^2 x?

Firstly, use the trigonometric formula tan 2 x = sec 2 x - 1 , which you can easily derive from sin 2 x + cos 2 x =1, by dividing both sides by cos 2 x and re-arranging. Now, you should remember that differe...
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Answered by Jakub C. • Maths tutor
13030 Views

What balance should I strike in the interviews between self-assertiveness and intellectual flexibility?

This is one of the most common problems facing Oxbridge interview candidates, especially in the arts and humanities. On the one hand it is a well known fact that Oxbridge tutors appreciate candidates who can...
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