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While I have more experience with the IB (where questions concerning the Tet Offensive or war of psychology are very common), I am given to understand that the Vietnam War is also a common topic in GCSE a...

A + B -----> AB In the chemical reaction above, reactant A reacts with reactant B to form product AB. However, it is a common misconception that this reaction only goes in the forward direction (which ...

Enzymes are proteins that catalyze nearly all reactions that go on in your body that would otherwise be too slow for survival. The substances or molecules that enzymes ca...

This question is worth 25 marks in total; 10 for correct use and variety of language, 10 for content and message and 5 for text type conventions. This means that you can get 5 marks by adapting your writi...

They squeeze through the walls of blood capillaries, moving through tissues to reach the site of infection. Phagocytes ingest pathogens by endocytosis (phagocytosis), a non-specific immunity, which doesn'...