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Firstly, explain what tertiary structure means - the overall 3D structure of a polypeptide chain
This 3D shape is essential to enzyme function (aka catalysing biological reactions), as this shape w...

Here we use the complex exponential form of 1 which is e^(i 2n pi). Applying the sixth root and substituting in for integer values of n gives all roots in complex exponential form.These can be converted i...

With linear simultaneous equations the best thing to do is find one variable first and in this question we will find x first. We will start by rearranging the second equation to give us y = x - 6. Now we ...

EXAMPLE INTRODUCTION:Birthday may be considered among one of Rossetti’s most lively, expressive and passionate poems - a refreshing change from her usual style seen in the poetry collection. The poem, alt...

Simplify the numerator (top) by finding the pair of numbers which multiply together to give the C term of the quadratic, and add to give the B term. This gives 2 and 5 so the equation becomes (x+2)(x+5) /...