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Though introductions are the shortest paragraph you will write for your essay, be it coursework or an exam answer, they are often the trickiest to get right: so here are some tips to make writing them ...

There are several ways in which a pathogen can cause disease. These can be seen in the Germ Theory of disease, made famous by Robert Koch.

These include releasing toxins (1) and damaging/...

It is important to first understand the concept of respiration. It is not the same as ventilation (breathing), as respiration is a chemical process that involves the breakdown of basic chemical molecul...

At a neuromuscular junction, an impulse arrives, causing Ca²⁺ to be released from the sarcoplasmic reticulum of your muscle cell (a system of membrane bound organelles around m...

Revising for an English exam is difficult as there isn’t a simple list of facts or formulas to memorise and being creative within a time limit is tough. However, being prepared for the exam and knowing wh...