Search over 10,000 free study notes

To critically evaluate a study at A-level, I recommend following the ‘GRAVE’ method: Generalisability - how generalisable is the sample to the wider population? Is the sample size large o...

Tip: when answering ‘compare and contrast’ questions, use keywords such as ‘whereas’, ‘in contrast to’, ‘similarly’ and ‘comparatively’.Eukaryotic cells are plant and animals cells, whereas prokaryotic ce...

Both of these verbs are irregular, and mean 'to be', but for different situations.Ser is used when talking about permanent, or lasting attributes, the essential essence of something. A helpful acronym to ...

First we can equate (19x - 2)/((5 - x)(1 + 6x)) to A/(5-x) + B/(1+6x) which means: (19x - 2)/((5 - x)(1 + 6x)) = A/(5-x) + B/(1+6x). Then we will turn the RHS into a single fraction: (19x - 2)/((5 - x)(1 ...

Phagocytes detects pathogen due to chemical produced by the pathogen. The phagocyte move via a concentration gradient to the pathogen. The phagocyte engulfs the pathogen thereby producing a phagosome wher...