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How does evolution occur by natural selection?

Over time many theories have been put forward by the scientific community about how the process of evolution occurs. However the most commonly accepted theory amongst scientists is that evolution occurs by t...
KW
Answered by Katy W. • Biology tutor
13659 Views

How should I structure an essay?

The first and most important thing that you should do before even beginning your essay is to take a moment to do a quick plan. This should briefly outline the main strcuture of your essay, the key points you...
KW
6300 Views

How should I structure my essay?

Your essay should consist of an introduction , three (or four) pragraphs of analysis , and a conclusion . In your introduction , you should present your thesis statement (what the essay is about/arguing) and...
JW
7623 Views

How do I expand out a pair of brackets?

Expanding something out like (x+2)(x+3) crops up everywhere in maths. Therefore it's a very important skill to develop.There are many different ways of looking at it - smily faces, rainbows, claws - to name ...
CW
Answered by Cordelia W. • Maths tutor
6933 Views

How do I differentiate?

Differentiation is a relatively easy process once you learn the basic method. The basic rule is, you multiply the coefficient of x by the exponent, which becomes the new coefficient, and then reduce the expo...
AB
Answered by Alexis B. • Maths tutor
8197 Views