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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...

The two-party system is a term used in British politics particularly to describe the apparatus of the political system in which two parties, the Labour and Conservative parties, hold the vast majority of ...

The French perfect tense is used to describe a completed action in the past. The action can be seen as specific, that occurred at one particular time. The best way to recognise that the Perfect Tense is n...